Is Shenzhen Dezhijie closed down?

No, according to official website information, Shenzhen Dezhijie has not closed down. Business period of Shenzhen Dezhijie: 200 1-03-06 to 205 1-03-06. DeZhijie Technology (Shenzhen) Co., Ltd., founded on 200 1, located in Shenzhen, Guangdong Province, is an enterprise mainly engaged in general equipment manufacturing. The registered capital of the enterprise is 40 million Hong Kong dollars, and the paid-in capital is 5128,800 Hong Kong dollars.