Zhejiang Happy Tree Shock Absorber Co., Ltd is a manufacturer established in 1985, specializing in developing and manufacturing automobile shock absorbers, equipped with advanced machinery, technology and complete laboratory facilities. There are over 30 R&D personnel, more than 8000 varieties shock absorbers have been developed.

The factory has passed the International Quality Management system certifications of ISO 9001, ISO 14001, ISO 45001, and IATF 16949. We are OE supplier, and export to over 50 countries and regions from Southeast Asia, Europe, Middle East, America etc. Our own brand KALASO is well known both at home and abroad, solo agents can be found in many countries.

We adhere to "people-oriented, happy creation" concept. While pursuing high standards, high efficiency and high quality, we never forget our original intention to create a comfortable, pleasant and superior manufacturing environment. We pay high attention to environmental protection, energy conservation and emission reduction.