Document:

Unassociated Document

 

 

 

Index to

 

Exhibit 4.8 Appendices Public Documents 
 

 

 

 

            Notes:

ñ Names of the folders, subfolders, and documents are underlined as below. This Index describes, but EDGAR system may not show, the original folder structure.

	
I

	
Equipment folder

 

This folder contains the external dimension, pictures, technical parameters, configuration specification, installation standards and specification, technical drawings, and other information, of equipments and components. There are, in total, 64 files under this folder, including 12 second-level subfolders and 0 second-level file; 14 third-level subfolders and 41 third-level files; 23 fourth-level files and 0 fourth-level subfolder.

	
1.

	
Electronic Catalogue (1,3,4,5) – Carrier

There are, in total, 7 third-level files under this folder respectively as follows:

(a)   (Ex 4.8.2) 02_Carrier Aftersale Introduction & Letter of Commitment file: Introduction and letter of commitment of after-sale service of Carrier.

(b)   (Ex 4.8.3) 30HXC file: External dimension or pictures, technical parameters, configuration specification, installation standard and specification, technical drawings, etc of 30HXC screw type water chiller.

(c)   (Ex 4.8.4)39CBF39CBFI file: External dimension or pictures, technical parameters, configuration specification, installation standard and specification, technical drawings, etc of 39CBF39CBFI Central-station air conditioning unit.

(d)   (Ex 4.8.5)42CE file: External dimension or pictures, technical parameters, configuration specification, installation standard and specification, technical drawings, etc of 42CE fan-coil unit.

(e)   (Ex 4.8.6) 42CV file: External dimension or pictures, technical parameters, configuration specification, installation standard and specification, technical drawings, etc of 42CV fan-coil unit.

(f)   (Ex 4.8.7) Configuration Specification of Carrier Air-Conditioning Unit file: Configuration specification of Carrier air conditioning unit.

(g)   (Ex 4.8.8) Technical Parameters Table of Screw Compressor Unit file: Table of technical parameters of screw unit.

	
2.

	
Electronic Catalogue (2) - Vertical All-Fresh-Air Ventilation Air Conditioner

There are, in total, 3 third-level files under this folder respectively as follows:

(a)   (Ex 4.8.9) Tech Parameters.doc file: It contains the description of technical specifications.

 

  

  

  

 

(b)   (Ex 4.8.10) Exterior Graph.jpg file: It contains the description of external dimension parameters of different type of equipments.

(c)   (Ex 4.8.11) ExteriorMeasures.jpg file: It contains the description of dimension drawings of equipments.

	
3.

	
Electronic Catalogue (6) – Grundfos

There are, in total, 8 third-level files under this folder, which respectively describes the external dimension, pictures, technical parameters, configuration specification, installation standards and specification, technical drawings, etc., of the Grundfos pumps.

(a)   (Ex 4.8.12) NBG125-80-160 - 161 file: It contains the description of technical parameters of this type of equipment.

(b)   (Ex 4.8.13) NBG125-80-160 - 167.doc file: It contains the description of technical parameters of this type of equipment.

(c)   (Ex 4.8.14) NBG125-100-160 - 169 file: It contains the description of technical parameters of this type of equipment.

(d)   (Ex 4.8.15) NBG 125-80-160 - 161 file: It contains the description of technical parameters of this type of equipment.

(e)   (Ex 4.8.16) NBG 125-80-160~167 file: It contains the external dimension and components dimension drawings of this type of pump.

(f)   (Ex 4.8.17) NBG 125-100-160~169 file: It contains the external dimension and components dimension drawings of this type of pump.

(g)   (Ex 4.8.18) NBG 161: It contains the external dimension and components dimension drawings of this type of pump.

(h)   (Ex 4.8.19) Selection Explanation for SUNTEC Water Pump.doc: It contains the comparison description between the parameters of pump selected by Sunshine Company and the parameters supplied by the design institute.

	
4.

	
Electronic Catalogue (7) - Water Tank

There are, in total, 2 third-level files under this folder, which respectively describes the drawings of water tank as well as the external dimension or picture, technical parameter, configuration specification, installation standard and specification of products.

(a)   (Ex 4.8.20) 090521Water Tank Drawing - Scheme Drawing.dwg file: It contains the design solutions and drawings of water tank.

(b)   (Ex 4.8.21) NZP-Series NZP Floor-Mounted Expansion Tank.doc file: It contains the product introduction and working principle of NZP series floor-mounted expansion water tank.

 

	
5.

	
Electronic Catalogue (8) - Exhaust Fan & Fan Box

There are, in total, 2 third-level files under this folder, which respectively describes the drawings of products as well as the external dimension or picture, technical parameter, configuration specification, installation standard and specification of products.

(a)   (Ex 4.8.22) 090218Fan Box - Airtight.doc file: It contains the name of components, material specification and manufactory of this type of equipments.

(b)   (Ex 4.8.23) 090218Fan Box - Airtight.doc file: It contains the technical parameters and external dimension drawing of this type of equipments.

 

  

  

  

 

	
6.

	
Electronic Catalogue (9) - Fire Protection & Smoke Control Centrifugal-Fan Box

There are 3 third-level files under this folder:

(a)   (Ex 4.8.24) Table of configuration of 4.HTFC-I~IV series fan case: It contains the list of main components and materials of the equipments.

(b)   (Ex 4.8.25) Photo file: It contains the photocopy documents of the performance parameter table of BF fan case.

(c)   (Ex 4.8.26) Photo 001: It contains the photocopy documents of the performance parameter table of HTFC-V cabinet type centrifugal fan.

	
7.

	
Electronic Catalogue (10) - Fan Filter Units (FFU)

There are, in total, 2 third-level files under this folder respectively as follows:

(a)   (Ex 4.8.27) Pictures of 20090501(067) laminar hood.

(b)   (Ex 4.8.28) Scheme for FFU programme design drawing and description.

	
8.

	
Electronic Catalogue (11) - Pass Window

There are, in total, 5 third-level files under this folder, which mainly includes 3 pictures of pass window as well as programme design drawing and selection description.

(a)  (Ex 4.8.29) Drawing of Standard Type Pass Window: It contains the design drawing of standard pass window.

(b)  (Ex 4.8.30) Ordinary1: It contains the outline photos of finished pass window.

(c)  (Ex 4.8.31) Ordinary: It contains the outline photos of finished pass window.

(d)  (Ex 4.8.32) Outline of Pass Window: It contains the outline photos of finished pass window.

(e)  (Ex 4.8.33) Selection Table for Ordinary Type Pass Window: It contains the specification selection table of ordinary type pass window.

	
9.

	
Electronic Catalogue (12) – Cold Storage

There are, in total, 4 third-level files under this folder, which is respectively the external dimension or pictures, technical parameter, configuration specification, installation standard and specification, technical drawings, etc.

(a)  (Ex 4.8.34) DR: It describes the function and feature of DR-200 temperature printing recorder.

(b)  (Ex 4.8.35) Specification of Cold Storage: It contains the list of specification of cold storage.

(c)  (Ex 4.8.36) Structural Plan for Bottom Bracket of Cold Storage: It contains the design drawing of structural plan and bottom bracket of cold storage.

(d)  (Ex 4.8.37) Structural Plan: It contains the design and installation drawing of cold storage.

	
10.

	
Electronic  Catalogue (13) – Sanitation

There are, in total, 4 third-level files under this folder, which respectively includes 2 pictures of washtub as well as washtub and specification.

 

  

  

  

 

(a)  (Ex 4.8.38) Stainless Steel Shoe Cabinet: It contains the programme design drawing of shoe cabinet.

(b)  (Ex 4.8.39) Wash Basin: It contains the programme design drawing of wash basin for the clean area.

(c)  (Ex 4.8.40) Wash Bowl: It contains the outline photos of finished wash bowl.

(d)  (Ex 4.8.41) Washtub: It contains the outline pictures of finished washtub.

	
11.

	
Electronic Catalogue (17) - Reducing Valve

There are, in total, 1 third-level files under this folder.

(a)   (Ex 4.8.42) Spirax Sarco: It contains the product specification of the manufactory of reducing valve.

	
12

	
Self-Control Components:

There are, in total, 14 third-level subfolders, 20 fourth-level files.

(a)  Actuator of Air Valve-GDB161.1E: There are, in total, 1 fourth-level files.

(i) (Ex 4.8.43) Actuator of Air Valve-GDB161.1E: It contains the product performance, parameters, etc of GDB/GLB16...1 series actuator of air valve.

(b)  Actuator of Electrically Operated Valve:There are, in total, 6 fourth-level files as follows:

(i) (Ex 4.8.44) Actuator - SKB Series. It contains the product performance, parameters, etc of this series of electronic actuator.

(ii) (Ex 4.8.45) Actuator - SKC Series. It contains the product performance, parameters, etc of this series of electronic actuator.

(iii) (Ex 4.8.46) Actuator - SKD62. It contains the product performance, parameters, etc of this series of electronic actuator.

(iv) (Ex 4.8.47) Actuator – SQL Series. It contains the product performance, parameters, etc of this series of electronic actuator.

(v) (Ex 4.8.48) SQS Series. It contains the product performance, parameters, etc of this series of electronic actuator.

(vi) (Ex 4.8.49) SQX Series. It contains the product performance, parameters, etc of this series of electronic actuator.

(c)   Air Duct's Temperature & Humidity SensorEE16: There are 1 fourth-level files as follows :

(i) (Ex 4.8.50) Temperature & Humidity-EE16_e.pdf : It contains the product introduction of temperature-humidity sensor EE16 of air hose.

(d)   Butterfly Valve :There are 1 fourth-level files

(i) (Ex 4.8.51) Butterfly Valve - VKF Series: It contains the product introduction of VKF series butterfly valve

(e)   Controller CPU315-2DP and Module: There are 1 fourth-level files

(i) (Ex 4.8.52) Product catalogue of S7-300 controller: It contains the product catalogue of S7-300 controller

(f)   Differential Pressure Switch 604: It contains the introduction of differential pressure switch.  There are, in total, 1 fourth-level file.

(i) (Ex 4.8.53) Differential Pressure Switch-604.docx

 

  

  

  

 

(g)   Monitoring Software-WINCC: There are, in total, 1 fourth-level file.

(i) (Ex 4.8.54) Introduction of WINCC: It contains the introduction of monitoring software WICC application program.

(h)   Room's Micro-Differential Pressure Sensor-266E : There are, in total, 1 fourth-level file.

(i) (Ex 4.8.55) Micro-Differential Pressure-266E file: It contains the product introduction of room's micro-differential pressure sensor

(i)   Room's Micro-Differential Pressure Sensor with Indicator :There are, in total, 1 fourth-level file.

(i) (Ex 4.8.56) DM-2000: It contains the product introduction of DM2000 type room's micro-differential pressure sensor with indicator.

(j)   Room's Temperature & Humidity Sensor EE10 : There are, in total, 1 fourth-level file.

(i) (Ex 4.8.57) Temperature & Humidity – EE10: It contains the product introduction of EE10 type temperature-humidity sensor.

(k)   Touch Screen : There are, in total, 1 fourth-level file.

(i) (Ex 4.8.58) SIMATIC_PANEL_Catalogue_4030 : It contains the introduction of touch screen series products made by SIMATIC.

(l)   Two-Way Valve-VVF31 : There are, in total, 1 fourth-level file.

(i) (Ex 4.8.59) Two-Way Valve-VVF31: It contains the product introduction of VVF31 type two-way valve.

(m)   Two-Way Valve-VVG41.44 : There are, in total, 2 fourth-level files.

(i) (Ex 4.8.60) Two-Way Valve - VVG41 Series: It contains the product introduction of VVG41 type two-way valve.

(ii) (Ex 4.8.61) Two-Way Valve - VVG44 Series: It contains the product introduction of VVG44 type two-way valve.

(n)   Two-Way Valve-VVI: It contains the product introduction of VVI type two-way valve. There are, in total, 1 fourth-level files.

(i) (Ex 4.8.62) Two-Way Valve-VVI:It contains the product introduction of VVI type two-way valve.

	
II

	
Design Drawings folder:

 

1. Electrical folder:

 

(a)   AUTOMATIC CONTROL- Secondary subfolder:

(Ex 4.8.63) AC System Control Points file: It contains the statistic table of automatic control points of Shenyang Sunshine plant.)

(b)   (Ex 4.8.64) Components in Distribution Box file: It contains the detailed list of power distribution board of Shenyang Sunshine.

(c)   (Ex 4.8.65) Electrical Distribution Box file:It contains the detailed list of electric power distribution board of Shenyang Sunshine.

(d)   (Ex 4.8.66) Power Consumption – Workshop file :It contains the calculation sheet of total power distribution capacity of the plant.

(e)   (Ex 4.8.67) Room Parameters file:It contains the table of parameters of lighting in rooms.

 

  

  

  

 

(f)   (Ex 4.8.68) Summery-1 file :It contains the summary table of rooms supplied by Sunshing Company and telephone network requirement table.

2. Pipeline folder:

(1)(Ex 4.8.69) Design and Construction Specification file: It contains the construction design description.

3. Interior folder:

(a) (Ex 4.8.70) Doors & Windows – summary file: It contains the statistic table of quantity and location of doors and windows.

III Document List folder: This folder contains the internally-used catalogues of the documents contained in the appendices other than appendix 1. There are, in total, 14 second-level files and 0 second-level subfolders under the folder. Item (a) “Accessory Document List” is equivalent to the Misc 4 document. All item (b) to (n) catalogue the design drawings, in accordance with technical customs.

 

(a)   (Ex 4.8.71) Accessory Documents List. 

 It contains the internally-used first-level catalogue of the documents contained in the appendices other than appendix 1.

(b)   (Ex 4.8.72) CATALOGUE OF INTERIOR DECORATION 1

 It contains the catalogue of heating ventilation drawings.

(c)   (Ex 4.8.73) CATALOGUE OF PIPELINE 1.

 It contains the catalogue cover of pipeline system.

(d)   (Ex 4.8.74) COVER PAGE OF HEATING VENTILATION.

 It contains the catalogue cover of air conditioning system.

(e)   (Ex 4.8.75) COVER PAGE OF INTERIOR DECORATION.

 It contains the catalogue cover of interior decoration.

(f)   (Ex 4.8.76) COVER PAGE OF PIPELINE.

 It contains the catalogue cover of pipeline system.

(g)   (Ex 4.8.77) ELECTRIC CATALOGUE 1.

 It contains the catalogue of electrical drawings 1.

(h)   (Ex 4.8.78) ELECTRIC CATALOGUE 2

 It contains the catalogue of electrical drawings 2.

(i)   (Ex 4.8.79) ELECTRIC CATALOGUE 3.

 It contains the catalogue of electrical drawings 3.

(j)   (Ex 4.8.80) ELECTRIC COVER PAGE.

 It contains the catalogue cover of electrical system documents.

(k)   (Ex 4.8.81) LIST OF HEATING VENTILATION DRAWINGS 1.

It contains the catalogue of air conditioning system documents 1.

(l)   (Ex 4.8.82) LIST OF HEATING VENTILATION DRAWINGS 2

It contains the catalogue of air conditioning system documents 2.

 

  

  

  

 

(m)   (Ex 4.8.83) LIST OF HEATING VENTILATION DRAWINGS 3.

It contains the catalogue of air conditioning system documents 3.

(n)   (Ex 4.8.84) LIST OF HEATING VENTILATION DRAWINGS 4.

It contains the catalogue of air conditioning system documents 4.

	
IV

	
(Ex 4.8.85) Misc 1 file.

 

It contains the name, coding and numbering of certain sealed samples of the cleanroom project.

 

	
V

	
(Ex 4.8.86) Misc 2 file.

 

It contains the list of sealed sample of project material for the color steel plate maintenance structure.

 

	
VI

	
(Ex 4.8.87) Misc 3 file.

 

It contains the list of sealed sample of materials for the heating ventilation project.

 

	
VII

	
(Ex 4.8.88) Misc 4 file.

 

This contains the internally-used first-level catalogue of the documents contained in the appendices other than appendix 1.

 

	
VIII

	
(Ex 4.8.89) Quotations Specifications and Other Info (REDACTED) file:

 

It contains the quotation and details; construction scope; quantity, specification, technical standard, manufacturing, and quality standards of equipments and components; unit price and total price; and other information.

 

	
IX

	
(Ex 4.8.90) SUNTEC Memos 20090608-5 file:

 

This file contains meeting memo which refers to other covenants related to the implementation requirements for the project and contracts during the technical communication procedure.

 

	
X

	
(Ex 4.8.91) URS Responses-SUNTEC090608 file:

 

This file contains specific design requirements, design standards, main parameter and index requirements, after-sale service requirements, devices and material requirements, and acceptance standards which are put forth by Sunshine company on the factory construction, as well as specific measures and methods responded by the construction party for the requirements proposed by Sunshine company item by item.Unassociated Document

 

Exhibit 4.8.2 - Electronic Catalogue (1,3,4,5) - Carrier Aftersale Introduction & Letter of Commitment

 

	

	
开利空调销售服务(上海)有限公司

Carrier Air Conditioning Sales & Service (Shanghai) Co., Ltd.

	 
	 	 	 

 

售后服务承诺书

 

After Sales Service Commitment

 

一、服务体系:

 

1. Service System

 

在沈阳地区设立常驻开利维修中心,配备专业的维修工程师,处理所有开利机组的维修服务。接到报修信息后,同城市在8小时内,同省在24小时内,跨省在48小时内迅速派员赶赴现场,排除故障,使设备恢复正常使用。每一个维修中心都备有零件仓库,储存足够的零部件,以保障设备维修的及时性。

 

The permanent Carrier Maintenance Center is established in Shenyang, and its professional maintenance engineers will provide all maintenance services of Carrier units. When receiving maintenance requirement, our engineers will arrive the site (8 hours for the same city, 24 hours for the same province, and 48 hours for other province), remove the faults, and resume equipment to good condition. Every maintenance center has a warehouse for enough parts, in order to guarantee the punctuality of equipment maintenance.

 

所有开利机组的维修服务都由开利空调销售服务(上海)有限公司遍布全国的维修网络提供支持,以最快速度解决用户提出的有关技术、质量、缺件等各种问题,真正做到“质量是企业的真理,而用户满意是所有事情的目标”。

 

All maintenance services for Carrier units are provided by the maintenance network that Carrier Air Conditioning Sales & Service (Shanghai) Co., Ltd. deployed around the nation. Carrier will resolve a variety of questions on technology, quality and short item in a very rapid speed, truly fulfilling “Quality is the truth of Enterprise, and user’s satisfaction is the goal for all”.

  

1/5

  

 

	

	
开利空调销售服务(上海)有限公司

Carrier Air Conditioning Sales & Service (Shanghai) Co., Ltd.

	 
	 	 	 

 

二、售后服务承诺:

 

2. After-Sales Service Commitment:

 

1、质保服务:

 

A. Warranty Service:

 

冷水机组提供机组出厂日起18个月或机组调试合格后12个月的免费保修期(以先到者为准),末端机组提供机组出厂日起18个月的免费保修期,对机组运行中非人为故障,维修部负责保修,对非人为因素造成的零部件损坏,维修部负责提供修理或更换损坏的零部件。

 

Cold Water Units have 18-month warranty since release date or 12-month warranty since commission (the earlier one shall govern), terminal units have 18-month warranty since release date. The maintenance department assumes responsibility for non man-made fault. As for the parts caused by non man-made fault, the maintenance department is responsible for providing maintenance services or changing damaged parts.

 

2、安装指导:

 

B. Installation Instructions

 

设备运输至用户现场后,根据用户要求,维修部可以派专业的维修工程师到用户现场进行设备的安装指导。

 

Following equipment’s arrival at the user’s site, the maintenance department, in accordance with user’s requirements, may send maintenance engineers to the user’s site for installation instructions.

 

3、开机调试:

 

C. Commissioning

 

在用户水、电、气、冷却塔以及空调系统等外围条件均已具备条件并在《开利机组调试前准备工作调查表》上签字确认后,维修部负责机组的现场开机调试,使机组达到最佳运行状态,并提供《调试合格证》,交付用户使用。

 

When accessory conditions such as water, electricity, gas and cooling tower are ready for commissioning, as well as users has already signed on Carrier Units Preparation Work Questionnaire before Commissioning, the maintenance department is responsible for starting the units up on-site, keeping the units in best performance, and delivering the units to users by offering Commission Certification.

  

2/5

  

 

	

	
开利空调销售服务(上海)有限公司

Carrier Air Conditioning Sales & Service (Shanghai) Co., Ltd.

	 
	 	 	 

 

4、人员培训:

 

D. Personnel Training

 

现场培训:维修工程师在用户现场开机调试同时,向用户指派的操作人员进行开机和基本维护知识培训。

 

On-site Training: when maintenance engineers commissions the units on the user’s site, he/she will conduct training on starting up and basic maintenance knowledge to the operators designated by user.

 

开利大学培训:开利大学定期为用户开设各系列产品的培训班,提供操作管理人员的理论培训和实践培训,并提供相关的专业教材,由资深的培训师负责因材施教,并发放《结业证书》。

 

Carrier University Training: Carrier University periodically sets up training seminars for series products, provides operation management personnel with theoretical and practical trainings, and provides relevant specified training material. The senior trainers will cater to trainees’ individual needs, and award Course-Completion Certificate.

 

5、维护保养:

 

E. Maintenance

 

高品质的设备在日常使用中,还需要用户精心的养护,才能最大限度的延长设备的使用寿命和有效降低运行成本。

 

The high quality equipment needs user’s careful maintenance for daily use, so that it will prolong equipment’s lifetime to maximum level and efficiently reduce operating cost.

 

开利维修部所推出的维护保养服务,可根据不同类型设备对保养的不同要求再结合用户的个性话的需要而制定。

 

The maintenance services provided by Carrier maintenance department can be made in accordance with different maintenance requirement of different equipment, and take user’s individual need s into consideration as well.

  

3/5

  

 

	

	
开利空调销售服务(上海)有限公司

Carrier Air Conditioning Sales & Service (Shanghai) Co., Ltd.

	 
	 	 	 

 

一般而言,在彻底检查了空调系统后,维修工程师会结合机组实际运行状况给用户提供一个合理的保养工序方案。通过开机前预检查、开机前机组保养、空调季节定期对机组进行检查,随时掌握机组的运行状况和故障情况,得以在设备可能出现问题前及时地进行维修,并随时就机组的运行状况等情况提供详细的技术报告给用户备案参考。这样可以有效降低机组的故障率,并在节省运行费用和降低维修成本同时延长了机组的使用寿命,是对用户投资开利机组最有效的保障。

 

Generally speaking, after overhauling the air conditioning system, maintenance engineer will offer the user a set of rational maintenance procedures by considering the real operation conditions of units. Through preliminary examination before start-up, unit maintenance before start-up, periodical examination in air-conditioning seasons, operators can know at any time the operation and fault conditions of the units. The equipment can be repaired before finding the problems and detailed technical report about real-time operation conditions can back up as a reference. Under such condition, failure rate of units can be efficiently reduced. It not only saves operation and maintenance cost, but extends units’ service- life. It is most efficient warranty that users invest Carrier units.

 

6.设备维修

 

F. Equipment Repair

 

对超过质保期的机组,以最优惠的价格提供终身有偿维修服务。

 

As for the units beyond quality guarantee period, carrier will provide life-time paid repair service at the most favorable price.

 

7、备件供应:

 

G. Spare Part Supply:

 

机组在长期投入运转后,可能需要更换一部分零部件。各维修中心设有开利销售的各系列产品的备件库,长年储存常备零件。本公司将以最优惠的价格为用户提供维修零配件,用以满足用户在任何时间、任何范围内的维修要求。及时合法地提供优质原厂的开利零配件。

 

After long-term operation, units may need change some parts. Every maintenance center has a spare parts store of all series products, and keeps regular parts all the year round. Our company will offer users repair services for parts, in order to satisfy users’ repair requirement at any time and at any scope. Carrier will provide original quality Carrier parts in time and lawfully.

  

4/5

  

 

	

	
开利空调销售服务(上海)有限公司

Carrier Air Conditioning Sales & Service (Shanghai) Co., Ltd.

	 
	 	 	 

 

8、系统升级:

 

H. System Upgrade

 

利用改造、升级进行设备改型、功能增加。技术及系统升级服务能增加设备的可靠性和运营效率,在遵循空气净化法案的同时节省您的运行成本。

 

The equipment shall be remodeled and its functions can be strengthened by rebuild and upgrade. Technology and system upgrade can raise the stability and operation efficiency. It also complies with air purification act, but also save your operation cost.

 

9、设备更换:

 

I. Equipment Change

 

对于过了使用期限的旧机组,开利维修部可以向用户提供旧机改造工程一条龙服务。其中包括了现场勘察、旧机使用状况评估、机房系统设计、制定施工方案、机组运输和安装、水系统更换再到机组售后的维护保养等一系列全套的系统解决方案的一站式服务。

 

As for the old units that beyond duration of service, Carrier maintenance department can provide users with one package service of old equipment rebuilt. Among them, the one-station service includes on-site survey, service condition evaluation of old equipment, system design of equipment room, formulation of construction plan, transport and installation of units, water system change and after-sales maintenance.

 

  

5/5

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