We are a professional Shanghai based aluminum door and window fabricator. Australia, that have one of the most strictest door and window standard, is our main market for 10 years. It's our core concept that only quality materials and strict processing can make satisfying end products. It is that we only make and deliver high quality products that helps us continuously growing and win us a reputable supplier title. We have become the industry leader domestically in China, however we still try our best to become a better company for both clients and every our own member. We are aimed to distribute more quality aluminum door and window to residential and commercial buildings to more and more places. To offer better after-sale and quality-checking service, YY have founded a overseas branch in Sydney. And there will be more branches in other main cities in Australia and other promising markets. We also welcome any potential partners join us for mutual success. YY Construction is not committed to doors and windows but also provide solutions of best cost performance. It's highly agreed in YY Construction that only the success of the clients and the growing of each staff member can fulfill YY's value and future.