No.7 Xiangshan Road, Sihong County,
Suqian City, Jiangsu Province
Jiangsu SUNZO Spring Elasticity Technology Co., Ltd. (Production Center)
No.7 Xiangshan Road, Sihong County, Suqian City, Jiangsu Province
Nanjing SUNZO Elastic Technology Research Institute Co., Ltd. (R&D Center)
No.19, Xinghuo Road, Nanjing High-tech Development Zone
SUNZO has it’s own researching and development team and test center, has participate in rule-making of the latest national industry standards and the international ISO standards for disc springs.
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