How about Zhonghe Yunke?

Formal and reliable. Zhonghe Yunke Information Technology Group Co., Ltd. (formerly known as Beijing Lianzhong Ding Sheng Consulting Co., Ltd.) was incorporated in Chaoyang District Market Supervision Administration of Beijing. It is a formal company recognized by state organs. Founded in 20 15, located in Beijing, the company is mainly engaged in software and information technology services.