Celebrating 30 Years of Trust

Shaanxi Deruite Industry and Trade Co., Ltd was established in August of 2009. With the sponsors' 15years or more experiences in the industry of the land surveying, the company's business is combination of the sale, manufacture and service for the land surveying instruments and accessories.

Hangzhou Civit Instrument Equipment Co., Ltd. is professional manufacturer supplier of Testing equipments in construction industry and scientific lab, we specialized in dealing Soil Rock Aggregate testing equipment, Cement Concrete testing equipment, Asphalt testing equipment, also supply Steel testing equipment, Survey instrument, Scientific lab equipment, General labware etc.

Shenzhen Pengjin Technology Co., Ltd, which is the owner of PJK brand land surveying instrument. Established in 2008 Augest 15th, the PJK brand covers total station, theodolite, level, RTK GPS, GIS, handheld GPS, Rebound tester, laser vertical collimator, laser rangefinder, laser swinger, laser line marking, laser telescope rangefinder, etc. With more than 10 years international trading experience, we are now looking for more international general agencies.

Shenzhen Pengjin Technology Co., Ltd. Was established in August 2005. Our company is engaged in product development, production, processing and domestic and international trade business via the joint venture and cooperation method etc. Our company main business is selling in domestic and export market surveying instrument, laser instrument, pipe tools, precision tools, hydrological products, meteorological products IC, electronic parts and components, etc. We are China area general agent of Japan KOIZUMI brand planimeter, USA KESON Measuring wheel, tape, measuring line ect, and SONIN Electronic Ruler. We are also first level agent of Taiwan ShenDa group's GPS Navigation products.

Harbin Optical Instrument Factory is a professional manufacture, the leader geodesic survey instrument producer in China and an exporter (also acting as an agent for top-branded Chinese factories)of a wide range of O. E. M. (Optical. Electronic and Mechanical) surveying instruments/tools, mapping instruments/tools, laser instruments/tools and closely related accessories including those used for the GPS field such as antenna poles and data collector cradles. We have been appointed by the China official to produce the surveying instrument. We have already gone through the certificate of ISO 9001.

Company Introduction:

Our company named Nanjing Longjun Survey Instrument Co., Ltd., changed from Nanjing Longteng Survey Instrument Co., Ltd.

Hong Kong joint stars group is a provider of high technichal products, echnologies and services integrated company. Our products are mainly used in agriculture, machinery, construction, electricity, petroleum, chemical industry, metallurgy, aerospace research, experimentation and quality control departments and other units. Our main products are: Coating thickness gauge, ultrasonic flaw detector, ultrasonic thickness gauges, roughness tester, leeb hardness tester, portable vibration meter, hardness tester, brinell hardness, vicker hardness tester, carbon and sulfur analyzer, multi-element analyzers etc.