YAN Information Technology(Shanghai)Co. Ltd. China;
YAN Information Technology(Shanghai)Co. Ltd. China;
YAN Information Technology(Shanghai)Co. Ltd. China;
YAN Information Technology(Shanghai)Co. Ltd. China;
YAN Information Technology(Shanghai)Co. Ltd. China;
YAN Information Technology(Shanghai)Co. Ltd. China;
YAN Information Technology(Shanghai)Co. Ltd. China;
consumer types; technological skincare; skin care knowledges; scientific research and development;