上海淞江减震器集团有限公司介绍：2017年橡胶膨胀节试压机压力表检定证书信息，淞江集团每年都会把橡胶接头试压机压力表送到上海市嘉定区计量质量检验检测所检测，以下是检验报告。
Shanghai Songjiang shock absorber Group Co., Ltd.: according to the verification certificate information of rubber expansion joint pressure gauge in 2017, Songjiang group will send rubber joint pressure gauge to Shanghai Jiading District metrological quality inspection and Testing Institute for testing every year. The following is the inspection report.
