Great Groups Limited is devoting ourselves in manufacturing & supplying comprehensive range of sealing materials and products for our customers. We have four manufacture bases to supply vast amounts meet the world\'s demand. Cixi Packing Gasket Co.,Ltd ...

Shanghai Free Sealing Technologies Co., LTD. is a leading professional Non-asbestos Compressed Joint Sheet manufacturer in China, we have more than 20 years experience the compressed joint sheet industry. All of our products passed strict non-asbestos ...

Ningbo junchi oilfield supply Co.,Ltd is founded in 1982, which one of the earliest companies developing sealing production china. We are also factories that were first authorized ISO9001 , international Quality System Certification.Our products ...