We are Prime ( Fulland ) manufacture for connection fittings,The warmest greeting from China to hope you all well.
It is appreciated if you will read our profile in the followings firstly:  Prime ( Fulland ) is a professional manufacture in the type of card suits, expand mouth, welding and etc hydraulic pressure canal connection fittings. Prime ( Fulland ) manufactures the products in the series of angle seal, plane seal, NPTF seal and etc. All the products conform to the standards SAE J513, SAE J514, SAE J517 and etc.