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Our company processes customized products with low profits and does not bargain! No free shipping! By default, express delivery is sent. We recommend that you contact customer service to choose logistics delivery in remote areas! Hotline: 19923500689

















chongqing Sulan Technology Co., Ltd. is a professional manufacturer of engineering survey instrument, measuring tools, control points and other products.
Processing company.
Chongqing Sulan Technology Co., Ltd. Welcome friends from all walks of life to visit, guide and negotiate business!
Main production and sales: Measuring nail, settlement observation point mark, settlement observation point protection box, base base to the middle plate, control point, level point, GPS point mark, can add engraved unit name, various types of measurement marks can be customized, company products are widely used in control measurement, leveling measurement and so on.
You can issue regular machine invoices, special VAT invoices, etc.





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