100 Nanhong street

Yanjian Group Co., Ltd. was firstly founded in 1952, which is a large-scale comprehensive construction enterprise composing of construction, industrial facilities installation, real estate development...

No.500, Qianwangang RD, Lingang Industrial Area, Huangdao District

As a globally leading supplier of special treatment solution and team of specialists, AJA is focusing on the market and close to customers. You can depend on our business experts in fields such as...