About us ShenZhen ChangQing Instrument Co., Ltd was founded in 2003, she is located in shenzhen,which is a modern and convenient city in Pearl River Delta.Up to now, she has two factories in Yangtza River Delta.Our company is a high technique and has many successful experiences in various types of electronic weighing scale,electronic balance,loadcell, resistance strain gauge,weighing testing systerm.Our services include R&D, producing and sales.Simply tell us your needs and wel make a custom item for you. If you are looking for manufacturer and design new items, ChangQing Instrument Co.,Ltd is your best choice. Our principle is uality-oriented, credibility-superemacy?You will take advant ... more