Reliable. The appraisal certificate of Xinghua watch appraisal is issued by China Institute of Metrology, which has certain authority and credibility. It follows the Appraisal Standard of True and False Watches and has a high appraisal level, so the appraisal of Xinghua Watches is reliable. The company is located in Jin Song Highway, Zhangyan Town, Jinshan District, Shanghai. The company's watch appraisal includes five elements: brand recognition, function, movement polishing, material and jewelry inlay.