Shanghai Urban Investment Group implemented the city's old meter renovation project through bidding, and Jingda Company won the bid! Currently, the project has been implemented mainly in the renovation of old residential areas, most of which are outdoors and inside the walls, using anti-freeze wireless remote water meters. At present, Jingda Company has renovated more than 30,000 remote meters for old residential areas in Shanghai, with stable operation and a meter reading success rate of >99%! It has received good reviews from customers.