Shitong Calibration and Testing Co., Ltd. is dedicated to instrument calibration, gage calibration, and instrument external calibration.，Measurement Equipment Calibration，Instrument Calibration，Calibration of Inspection Equipment，Calibration of Test Instruments，Calibration of Measuring Equipment, Calibration of Inspection Tools，Instrument Calibration, Instrument Inspection, Calibration Inspection，A large calibration organization specializing in in-house staff training.The company is committed to a development strategy rooted in South China and extending nationwide, with an eye toward global expansion.Our services are available nationwide, spanning cities in Guangdong (Shenzhen, Dongguan, Huizhou, Zhongshan, Zhuhai, Foshan, Guangzhou, Jiangmen, Qingyuan, Shantou, Chaozhou, Jieyang, Shaoguan, Heyuan, Meizhou, Yunfu, Zhanjiang, Maoming, Yangjiang), Guangxi, Hunan, Jiangxi, Fujian, Hainan, Anhui, Zhejiang, Hubei, Guizhou, Sichuan, Chongqi...