Jinan Tianchen Machine Group Co., Ltd was founded at the beginning of 1997.It a high-technology enterprise mainly dealing with machinery manufacturing and metallurgy. Now our group is about 200million net assets an industry honor society constructs good ...

Jinan HAYA Group is a leading manufacturer of PVC window machines, aluminum insulating glass machines and sealants. With more than 14 years development experience, pioneer in the manufacturing industry. was founded 1994 soon made nationwide reputation for ...