Lip Hing Yeung's is a Hong Kong based manufacturer of aluminum window and door accessories. Lip Hing Yeung's has started manufacturing aluminum window and door accessories since 1954From 1950's to 1970's, Lip Hing Yeung's was involved in numerous real estate projects. in 1979Lip Hing (Yeung's) Manufactory Limited was established. Our first factory was also established inShenzhen, China. At that period of time, we had nearly 80% market share of the private and public housing industries in Hong Kong. We were also able to set our footprints in other SouthAsia markets, such as Singapore and Malaysia. In 2006, we changed our name to Lip Hing (Yeung's) Company Limited.To continuously enhance quality standards, the Shenzhen factory of Lip Hing Yeung's has adopted the 1S09001:2015 international quality management system and 1S014001:2015 Environment management system, It is equipped with advanced production equipment, production lines, and testing suites, and has set up its own testing center to assess the performance and durability of various product series. Additionally, the industry association and the joint - venture testing center carry out inspections in line with standards including BS6375 and PCCS - FH (set by the HongKong Housing Society and the Housing Department), the British standard BS6375, Singapore'sSS212:2007, Chinese national standards, European standards, or ASTM standards, in pursuit of perfection, it has recently invested substantial resources to gradually automate the production lines and develop and manufacture hardware systems for high - end doors, windows, and glass curtain walls.