Question: What company headquartered in Hsinchu, Taiwan manufactures processors for the Asus ZenFone series?

Context paragraphs:
TSMC: Taiwan Semiconductor Manufacturing Company, Limited (TSMC; ), also known as Taiwan Semiconductor, is the world's largest dedicated independent (pure-play) semiconductor foundry, with its headquarters and main operations located in the Hsinchu Science and Industrial Park in Hsinchu, Taiwan.

Asus ZenFone: The Asus ZenFone is a series of Android smartphones designed, marketed and produced by Asus.  It was announced at the 2014 Consumer Electronic Show in Las Vegas, Nevada for the First Generation ZenFones.  In addition to its Intel Atom, Qualcomm Snapdragon, and MediaTek processors and the Android operating system, ZenFone also features the Zen UI which is a user interface from Asus.

SYM Motors: Sanyang Motor Co., Ltd. () was founded in Taipei in 1954 by Huang Chi-Chun and Chang Kuo An.  The company's headquarters is established in Hsinchu, Taiwan and sells its two-wheeled products under the brand name SYM.  Sanyang's three major production bases are in Taiwan, China and Vietnam.  The company manufactures and sells scooters, motorcycles and ATVs under the SYM brand, while it also manufactures automobiles and mini-trucks under the Hyundai brand.

Zenbook: Zenbook (also known as ZenBook) are a family of ultrabooks – low-bulk laptop computers – produced by Asus.  The first Zenbooks were released in October 2011, and the original range of products was amended and expanded during 2012.  Models range from 12-inch laptops, featuring power efficient components but lacking connectivity and having only integrated graphics processors, to 15-inch laptops with discrete graphics processing units and optical disc drives.  Most (though not all) Zenbooks use Intel Core ultra-low-voltage processors and Nvidia GPUs when integrated graphics are not used.  Asus introduced new models with touch screens to take advantage of Windows 8 after its release in late 2012.  Most models drew comparisons to the Macbook Air.  The most recent release in the Zenbook line is the upmarket Zenbook Infinity UX301 series.  The Zenbook mainly competes against computers such as Acer's Aspire, Dell's Inspiron and XPS, HP's Pavilion and Envy, Lenovo's IdeaPad and Toshiba's Satellite.

Intel: Intel Corporation (also known as Intel, stylized as intel) is an American multinational corporation and technology company headquartered in Santa Clara, California (colloquially referred to as "Silicon Valley") that was founded by Gordon Moore (of Moore's law fame) and Robert Noyce.  It is the world's second largest and second highest valued semiconductor chip makers based on revenue after being overtaken by Samsung, and is the inventor of the x86 series of microprocessors, the processors found in most personal computers (PCs).  Intel supplies processors for computer system manufacturers such as Apple, Lenovo, HP, and Dell.  Intel also manufactures motherboard chipsets, network interface controllers and integrated circuits, flash memory, graphics chips, embedded processors and other devices related to communications and computing.

C-Media: C-Media Electronics, Inc. () is a Taiwan computer hardware company that manufactures processors for PC audio and USB storage, and wireless audio devices.

National Center for High-Performance Computing: The National Center for High-Performance Computing (NCHC; ) is one of ten national-level research laboratories under National Applied Research Laboratories (NARL), headquartered at Hsinchu Science and Industrial Park, Hsinchu City, Taiwan.  The NCHC is Taiwan’s primary facility for high performance computing (HPC) resources including large-scale computational science and engineering, cluster and grid computing, middleware development, visualization and virtual reality, data storage, networking, and HPC-related training.  The NCHC is also responsible for the operation of the 20 Gbit/s Taiwan Advanced Research and Education Network (TWAREN), the national education and research network of Taiwan.  The NCHC supports local academia and industry with hardware and software, advanced research and application development, and professional training.

MediaTek: MediaTek Inc. () is a Taiwanese fabless semiconductor company that provides system-on-chip solutions for wireless communications, HDTV, DVD and Blu-ray.  Headquartered in Hsinchu, Taiwan, the company has 25 offices worldwide and was the 3rd largest fabless IC designer worldwide in 2016.  Since its founding in 1997, MediaTek has been creating chipset solutions for the global market.  MediaTek also provides its customers with reference designs.

Hsinchu International School: Hsinchu International School (; abbreviated as HIS) is private, international school located in Hsinchu, Taiwan offering education to foreign-born students.  Founded in 1981 by the Dutch Electronics Company, Philips as a company school for the expatriate families they employed, it later grew to serve other expatriate families.  While the official name of the school is "Hsinchu Dutch International School", the Dutch language or curriculum have never been taught but the Chinese name reflects the history of the school.

Realtek: Realtek Semiconductor Corp. (), is a fabless semiconductor company situated in the Hsinchu Science Park, Hsinchu, Taiwan.  It was founded in October 1987 and subsequently listed on the Taiwan Stock Exchange in 1998.  Realtek currently manufactures and sells a variety of microchips globally and its product lines broadly fall into three categories: communications network ICs, computer peripheral ICs and multimedia ICs.  As of 2015, Realtek employs 2,500 people, of whom 78% work in research and development.

Supporting paragraphs: Asus ZenFone MediaTek
Answer: MediaTek