huaiyin

jinan cyeeyo instruments company is the professional manufacturer testing instruments for paper, packaging, rubber, plastic film,Pulp, textile, environments, adhesive, etc. since the establishment of ...

No.38,Huanghe Road

CNPS Petro Equipment Co., Ltd. (CNPS), a professional supplier of OCTG, is committed to providing quality casing, tubing, line pipe and sucker rod products at competitive prices and we value every ind...