2011---Tongxiang Wangu Standard Parts Co., Ltd. ay itinatag, nagpapakuha sa produksyon ng iba't ibang uri ng spring washers
2012---Ang trademark "WANGU" ay tinala. At nakakuha ng sertipiko ng ZHEJIANG Technology-Based Enterprise at I...
Welcome to WANGU Spring washer. We are a professional manufacturer of spring washer in China. Providing various standards and materials of spring washer. Passed ISO9001:2000 standards, provided free samples to customers, and maintained a large amount of stock
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