Changzhou Huada Kejie Opto-Electro Instrument Co., Ltd. is a high-tech manufacturer and exporter specializing in advanced laser measurement and surveying systems. Established in 2003 and headquartered in Changzhou, China, the company operates a 20,000-square-meter facility in the Zhonglou Economic Development Zone. With a workforce of approximately 400 to 500 employees, the firm integrates research, development, and production to serve the construction, engineering, and geological surveying sectors.
The company's extensive product portfolio includes laser levels, laser distance measurers, cross-line lasers, laser marking instruments, and construction surface flatness detectors. Beyond core surveying tools, they manufacture infrared thermal imagers, voltage testers, barcode scanners, and industrial LCD monitors. Their technical capabilities extend to specialized components such as optical path structures, laser receiving devices, and intelligent temperature control systems. Notably, the company also supplies e-bike battery packs and various precision hardware components like laser diode control systems and stainless steel accessories.
As a significant player in international trade, the company maintains a strong presence in markets across Vietnam, Russia, the United States, and Canada. Their commitment to innovation is evidenced by over 40 global patents and partnerships with leading technology suppliers for high-precision optical components. Changzhou Huada Kejie offers OEM services and provides custom solutions ranging from DIY home improvement tools to professional-grade digital construction BIM systems and smart equipment for industrial automation.
Sp30 Self-leveling Rotation Laser
Sp300 Automatic Self-leveling Laser Level
Sp70 Automatic Grade Laser
Lp105 Dot Laser Level
Changzhou Dadi Surveying Science & Technology Co., Ltd.
🇨🇳 China
199151-100 peopleManufacturer/Trading Company
Established brand
Low MOQ
High-tech enterprise
Patented technology
Shipments
23
Key customer
INSTRUMENTOS DE INGENIERIA
Key market
North America
Description
Changzhou Dadi Surveying Science & Technology Co., Ltd. is a prominent manufacturer and high-tech enterprise based in Changzhou, China, specializing in the research, development, and production of precision surveying and mapping instruments. Established in 1991 and operating from a factory facility of up to 100,000 square meters, the company has over 30 years of industry experience. They are recognized as a provincial-level high-new technical enterprise in Jiangsu Province, focusing on the application of infrared and laser technology alongside surveying software development.
The company's comprehensive product portfolio includes Total Stations (DTM series), Electronic Theodolites (DE series), GNSS/RTK systems, and Automatic Levels. They also manufacture a wide range of surveying accessories such as prisms, leveling rods, tripods, and prism poles, as well as specialized equipment like the Pilot Tube Guidance System. Their manufacturing capabilities include both OEM and ODM services, supported by multiple production lines and a dedicated R&D team that explores advanced fields such as image recognition, photogrammetry, and laser scanning technology.
Changzhou Dadi Surveying Science & Technology Co., Ltd. maintains ISO 9001 certification and has secured various high-tech product certifications. With a workforce of 51 to 100 employees, the company serves a global market, exporting approximately 30-40% of its output to regions including Singapore, Spain, Turkey, Russia, and Thailand. They are committed to providing professional-grade measurement solutions for construction, road transportation, electric power, and industrial manufacturing sectors.
De Laser Series Electronic Theodolite (DE2A-L)$380
Aotomatic Level (DA200)$48
Cross Line$80
Theodolite (DE2A)$360
Non-Prism Laser Ranging Total Station (DTM622R)$1350