We,Ningbo Billi Sealing Technology Co.,Ltd., is one of the leading companies of seal products in China. We have been manufacturing various kinds of seals for 10 years.
We are mainly specialized in producing silicon carbide, Tungsten carbide, stainless steel, high pure aluminum oxide ceramic, and rubber parts, including o-rings, 0-ring kits, gaskets and so on. Our superiority is processing and manufacturing the above products according to customers’drawings.

  Some normal mechanical seals, such as Burgmann, Vulcan normal products are also in our line, some BB serie mechanical seals in our website are our own developed mechanical seals, they are all full of our experience. Now we are trying to develop more relevant products and we welcome customers to join our team.

  We, Ningbo Billi Sealing Technology Co., Ltd., will always provide you competitive price, excellent delivery time and good service.