2015年
ShenzhenMeanstone Intelligent Technology Co., Ltd. was established;
2016年
The MR electronicmeasurement module was successfully developed;
2018年
Topband Group became a shareholder of Meanstone, as thelargest shareholder;
2019年
Electronicintelligent water meter trial production;
2020年
Obtains the metertype approval certificate for the intelligent water meter;