Architectural product JinRuiDa Hardware and Appliance Co., Ltd., specializing in the production of metal stamping parts, pieces of metal lathe, spring, the plastic molds, metal molds



No-Power ventilator machine (jrd-a-001)	Chimney fireproofing Valve (jrd-a-002)	Chimney Back-up valve Deluxe type (jrd-a-003)	Chimney Back-up valve Normal type (jrd-a-004)

Back-up valve for toilet (jrd-a-005)	Transformation Back-up valve (jrd-a-006)	back-up valve converter (jrd-a-007)