Hangzhou Langduo Testing Instrument Co., Ltd. is a company specializing in the sales, maintenance, technical support, training, and after-sales service of instruments and meters. Users are spread across the country, with a wide range of industries including automotive, aviation, electronics, home appliances, food, packaging, pharmaceuticals, and telecommunications.
Since its establishment, the company has always adhered to the principle of providing high-quality services to customers, putting customer needs first. We uphold the principle of "customer first, reputation" to provide our customers with * products and * services. Received high praise from a large number of users and manufacturers. All instruments sold by our company are eligible for a one-year free warranty and lifetime maintenance, eliminating any worries for users.
Our company's business continues to expand, and customers' requirements for products are gradually increasing. In order to solve the measurement problems faced by customers in practice, our company has established long-term cooperative relationships with many domestic and foreign manufacturers. Many products have obtained agency rights. We believe that in the future, through strict management, thoughtful service, and long-term good reputation, Langduo Company will definitely repay the love of users with more high-quality products and better services, making "Langduo Testing" your sincere friend and partner forever.

Company agency qualification:

Xinhua News Agency: TOSOK Pneumatic Meter Agency Certificate: Shanghai Yingzhan Electromechanical Enterprise Electronic Scale Agency Certificate