Qinhuangdaoyutian Science&technology Co. , Ltd.was established on Jan. 17, 2000. It is a high and new tech enterprise integrating with technical research, development and manufacture. It covers 38,000 square meters including construction area of 21,600square meters. The company consists of metallurgical vehicles workshop, metallurgical valves workshop and mechanical machining workshop etc. At present, there are 416 employees including 57 senior and middle rank technicians, and 5 masters.
We are one of the biggest manufacture specialized in investment casting machine and hose in China and we can supply near 1000 specifications of high quality valves with over 80 types for3 big systems of iron making plant.
Our products include:
- - Metal annular flexible hose
- - Metal helix flexible hose
- - Metal expansion joint
- - Fabric expansion joint
- - Rubber expansion joint
- - Big valve, Flange, Cam- Lock coupler and tube couplings
- - Various kinds of valves
Our
...[More]t and machinery includes:
- - Hydraulic annular hose forming machine
- - Mechanical annular hose forming machine
- - Helix hose forming machine
- - Braiding machine
- - Automatic punch expansion joint forming machine (top in the world)
- - Hydraulic expansion joint forming machine
- - Tube mill
- - Seam welder
- - Shear machine
- - Re- Rolling machine (re- Tooling machine)
- - Complete line of investment casting line