Company Profile
Teng Yao Hardware Industrial Co., Ltd. was founded in 1973, professional in producing Flat Spring, Power Spring, and Constant Force Spring. For several years, we are devoted to renew equipments, the products quantities, and professional talents. "ALWAYS INSIST GOOD QUALITY & UNENDING OPERATION" are our theorem and belief. Our all crews' high-grade spirits and wisdom are centers of our forever businesses. We not just manufacture springs with varied materials, and we also assist the products invention, research, and improvement according to buyers' demands. Our material sizes, Thickness 0.04 ~ 0.6 mm, Width 2.5 ~ 45mm.Our great reputations, high quality products, competitive prices, and on-time exportations, and great will be your trusty great helper. We would like to receive your kindly inquiry and we will reply immediately.
Major Products 1. Constant force spring
2. Power spring
3. Flat spring
4. Prestressed power spring Major Equipment 1. Multi-function & fully automated CNC spring machine
2. Self-acting compression spring machine
3. Fully automated extension spring machine
4. Automatic spring tester
5. Projector
6. Automatic spring endurance tester
7. Microhardness tester | 
