kelilong Electronics Co., Ltd. was established in May 1993 with the Measuring instruments Manufacturing License Series 0000136 issued by Fujian Bureau of Standards and Measurement. Kelilong is a professional manufacturer and seller of analytical instruments and meters. At present, the company is mainly engaged in water quality testing, rotation speed measurement, air quality testing and the production of high-content technology products, which are suitable for environmental protection, chemical fiber, agriculture, school research, energy, transportation, aviation, household appliances and other fields.