Yueqing Wanya Tools Co., Ltd. is a professional wholesale rotary files factory and carbide rotary burs tool manufacturer, we adopt five-axis CNC grinding machines and introduce advanced foreign welding technology and welding materials. The product production process is completely based on the quality control standards of foreign counterparts. The technical team independently developed scientific and effective welding detection equipment based on the working principle of the product and formulated the only strength detection standard in the industry. The stable and good quality quickly won a good reputation in the foreign market.