RUIAN HUAYI TRADE CO., is the subsidiary of RUIAN JIANTE MACHINERY CO., LTD
With 30 years of experience in the industry, RUIAN JIANTE MACHINERY CO., LTD is specilize in producing forging parts for valve, especially for ball Valve.
Quality Control:
1. Inspecting apparatus and equipment are tested and supervised by relevant national departments on a regular basis.
2. We conduct physical and chemical inspection to raw materials.
3. All links in production are examined and properly reported.
4. We conduct loading examination to the packaging which should be applicable to rust prevention and shipment.
5. We carry out random inspection to products in the storage.
6. Each step of inspection is recorded in both image and written form.