Huzhou Baorui Tube Technology Co., Ltd is professional nickel alloy tubes Manufacturers and suppliers in China, we custom OEM small diameter seamless clean pipes made of 304/304L, 316/316L.Huzhou Baorui Tube Technology Co., Ltd is professional stainless steel tube Manufacturers and suppliers in China, we custom OEM small diameter seamless clean pipes made of 304/304L, 316/316L.