23-102F, NO.666 TongFeng Road Shanghai Shanghai ***, 23-102F,NO.666 TongFeng Road

SHANGHAI TONGHUI MECHANICAL CO., LTD Private Limited is specialized in all types of Spring Onion and best quality bolt,nut,screws,washer,spring,buckle, delivered in time, and promised years of service...

Our Stainless Steel Spring goes through a top-notch quality analysis system supervised by skilled quality auditors who assess different products at different level. We have developed a state-of-the-ar...