Dongguan Winchang Metal Co., Ltd is a leading manufacture in Dongguan City Guangdong province. We are professional in hinges, handles, butterfly catches, wheels, which are used in windows and doors , flight cases , furniture hardware and construction field. We have following advantages:1 Strong engineering ability and own tooling department.2 We can provide OEM and ODM service to our clients3 Good and stable quality control. ISO 9001 certificated factory.4 We can provide high quality treatments like zinc plating , Chrome coating ect with SST test can meet over 480- 1000 hours. Our slogan: Best quality , Best service and competitive price.