Great Wall is a brand of power supply in China, which belongs to China Great Wall Computer Shenzhen Co., Ltd., and was founded in 1986. It is a famous brand in China consumer electronics industry, a famous trademark in Guangdong Province, a famous brand in Guangdong Province, a top 5 China company, a high-tech enterprise, a drafting unit of power industry standards, and a large provider and service provider of cloud computing solutions in China.