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.

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.

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.

? Guangzhou Rontto Trading Co., Ltd. Specializes in production and sales: Nickel-cadmium rechargeable battery, nickel-metal hydride rechargeable battery, disposable dry battery, power bank, lithium ion battery, lithium polymer battery, notebook battery, battery charger, injection molding wire and other products, in strict accordance with the ISO9001: 2015 quality management system certification standard organization production and quality control, the company's products are widely used in: Wireless telephone, intercom, power tools, electric toys, emergency lights, flashlights, lawn lights, medical equipment, instruments and meters, resource exploration, household appliances, high-power lighting, outdoor mobile power supply and other fields.

YS specialize in SIGN&GRAPHIC SOLUTIONS including researching, manufacturing and marketing of all kinds of special and top grade advertising materials, including flex banners, mesh banners, one way visions, self-adhesive vinyl, reflective banners, PET banners, PE environmental banners, etc. Our main value is to serve the advertising market with innovation based on customers' benefits. We permanently stick to the principle of "high-quality, first-class services and keeping credit-standing" with premium products, professional services and excellent credit. We have won a high praise from our customers.

Jinwo Electronic Technology is one of the leading professional lithium battery manufacturers in China, As a professional power battery expert, we not only provide customers high quality batteries, but also our senior engineers provide you Correct power solution and design for applications according to your products. "

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.

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.

Our company mainly produce and sell all kinds of surveying instrument batteries, chargers, cables, prisms, tribrachs, tripods, antennas, RTK For Leica, Topcon, Sokkia, Trimble, South, Hi-target and so on

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

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

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.

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.

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

Our company supplies different kinds of products. High quality and reasonable price. 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. To perfect our service, we provide the products with good quality at the reasonable price.