Brief introduction of great wall development technology co., ltd.

Shenzhen Great Wall Development Technology Co., Ltd. was established in 1985, and is a leading electronic product R&D and manufacturing enterprise in the world. 1994, Great Wall Development was listed on Shenzhen Stock Exchange (stock abbreviation: Great Wall Development, code: 00002 1, formerly known as "Shenzhen Science and Technology"), which is controlled by Great Wall Technology Co., Ltd. (H shares listed in Hong Kong) and is one of the core enterprises of China Electronic Information Industry Group.