Old coppersmith angle valve pure copper water heater toilet all copper triangle valve hot and cold household valve switch angle valve

36 years of source factory advanced production technology and strict testing standards, is the old coppersmith high quality products to ensure.

Provide a full set of solutions professional design and R & D team for customers to meet different OEM / ODM and other customized needs.

Superior technical quality and quality

Professional technical team, independent research and development design, the national standard scientific assembly line production, harsh inspection throughout each link