Desc:PRODUCT DESCRIPTION FEATURES OF PRODUCTLight Weight:The proportion is only 1/7 of the metal valves. It is convenient for handling and operation, which...
Desc:Products DescriptionHollow glass is made of two (or three) pieces of glass, with high strength and high air tightness composite binder, the glass shee...
Desc:Products DescriptionHollow glass is made of two (or three) pieces of glass, with high strength and high air tightness composite binder, the glass shee...