Simplify the following text for a Grade 15 native English-speaking person.
Original: Based in Shenzhen and established in 1985 , ZTE offers a wide variety of telecommunication products , including products that provide value-added services such as video on demand and streaming media , to its customers , which are primarily telecommunications service providers , mobile network operators , etc.
Simplified: The company is located in Shenzhen , and was started in 1985 ZTE offers a many telecommunications products that provide services , such as video on demand and streaming media to its customers , which are mainly people that provide telecommunications services .