Shenzhen Changqing Instrument Co.,Ltd is a enterprise with R&D, production and sales, founded in 2003. Our company is a high technique and has many successful experiences in various of electronic weighing scale, electronic balance, load cells, Resistance strain gauge, taps testing system for weighing .Up to now, We have two factories in Pearl River Delta, Yangtze River Delta, respectively. After years of continuous improvement, our company has made lots of progress, we have hundreds kind of products including: Pocket scale. Jewelry scale. Price computing scale. Platform scale. Kitchen scale. dynamometry instruments. 50g-800kg load cells. To meet the customer's requirement, we can also offer and customize goods for OEM.