Who We Are

Changchun Yutai Optics Co Ltd. Specialize in the design and volume manufacturing of high performance optical components such as lens, prisms, windows, filters, mirrors and more for use in optical instruments and laser systems, as well as for military, telecommunications, medical, environment monitoring industry.

Celebrating 30 Years of Trust

Tangshan Fuyibang Surveying and Mapping Instrument Co., Ltd. Was founded in 2012.

Our company offers variety of products which can meet your multifarious demands. We adhere to the management principles of "quality first, customer first and credit-based" since the establishment of the company and always do our best to satisfy potential needs of our customers. Our company is sincerely willing to cooperate with enterprises from all over the world in order to realize a win-win situation since the trend of economic globalization has developed with anirresistible force.

Zengyu Industrial (Shanghai) Co., Ltd (herein after referred to as ZY Survey Co. ) is a professional comprehensive enterprise that gathered research and development, production, service and sales. As a special manufacturer, We are absorbed in the production and research about Total Station and GPS accessories, Sincere cooperation and seek common development!

Nanjing Jinma Surveying instrument Co., Ltd is a company to provide professional surveying instruments and surveying service, and with rich experience in export trade, We have many customers abroad.

Shanghai Apekstool was founded and based in Shanghai, specializing in the manufacturing and sales of Surveying equipment. We are dedicated to being a professional provider for survey equipment. Our goal is to provide the best products and excellent service to our customers all over the world.

Shanghai Newdi Navigation Technology Company Limited (NEWDI) was established in 2014. NEWDI is engaged in providing high-precision surveying and mapping instrument. Main product is GNSS receiver, total station, level, drones, 3D scanner, echo sounder and USV. Our products is professional for land survey, construction, marine survey, GIS and mobile mapping.

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.

Mount Laser is a leading manufacturer of high-quality tools and accessories for the surveying, construction, and GPS&GNSS industries. Our factory, established in 1999 and located in Changzhou, covers over 8000 square meters and employs over 100 skilled workers. We have a complete product line that includes die casting processing, machining processing, injection molding, precision optical cold processing assembly, painting, final assembly, and testing.

Tianjin Unique Technology Co., Ltd. Was established in Tianjin, China. It is a GNSS technology application solutions provider and committed to provide high accuracy GNSS products and surveying equipments for global customers.

Xiamen Geo-Tech Co., Ltd. Is one of the leading supplier and manufacturer of surveying instruments & accessories in China for land surveying, engineering and construction

Different kinds of products are available in our company. We're pleased to get your Inquiry and we will reply you as soon as possible. We stick to the principle of "quality first, service first, continuous improvement and innovation to meet the customers" for the management and "zero defect, zero complaints" as the quality objective.

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

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.