Is Gancheng culture reliable?

Gancheng culture is reliable. Gancheng Culture is a officially registered company, the full name of which is Beijing Gancheng Culture Co., Ltd., which was established on June 24, 2005 and has the qualifications approved by relevant departments. The company is located at Room 260 1, Building 3, Jin Changan Building, No.82 East Fourth Ring Road, Chaoyang District, Beijing, which is quite reliable.