日本精品久久久久中文字幕4|日本国产免费一区不卡在线|国产高清乱理论片在线看|久久久久免费一级毛片

Shaanxi Yueda Heavy Machinery Co., Ltd. has developed and constructed a coal mining machinery production project located within the American Technology Industrial Park in Jinghe New City, Xixian New Area. The project covers an area of approximately 50 acres, with a total construction area of about 13,000 square meters, consisting of an office area and a production area. The annual production capacity is approximately 100,000 units, with an annual output value of about 500 million yuan.

       On November 18, 2014, we obtained safety qualification certificates for the maintenance (and accessory production) of coal mining machine MG series mining equipment, coal mining machine traction and traveling part mining equipment, coal mining machine electric control box mining equipment, and coal mining machine rocker arm mining equipment. In July 2017, we obtained a quality management system certification in accordance with the GB/T19001-2008/ISO9001:2008 standard.

       We possess a range of metal cutting equipment, including CNC lathes, CNC grinding machines, presses, bearing heaters, drilling machines, boring machines, hobbing machines, gear shapers, hardness testers, gear testers, CNC milling machines, and CNC machining centers. We specialize in manufacturing coal cutters and their components, as well as petroleum machinery equipment, and undertake comprehensive maintenance for various models of coal cutters. Our products are sold to coal mines and mining bureaus in regions such as Ningxia, Shanxi, Gansu, Shandong, Shaanxi, Inner Mongolia, Yunnan, Guizhou, Sichuan, Xinjiang, Henan, and Northeast China.

       Our company is a "designated production network unit for comprehensive coal mining machinery parts nationwide". We adhere to the principle of "integrity-based, quality first, customer supreme". With our state-of-the-art processing equipment and high precision, we ensure reliable product quality and provide flexible and efficient services that are tailored to our customers' needs. We strive to deliver the highest quality service to every customer.

        Mainly produces various shearer parts, maintenance, and overhaul

        1. Accessories and overhaul of AC electric haulage shearers produced in Xi'an, including MG300/730-AWD1, MG2X200/890-AWD, MG400/930-WD, MG400/970-WDMG500/1130-WD, MG500/1170-AWD, MG550/1280-WD, MG500/1330-WD, MG620/154(-WD), MG650/1510-WD, MG620/1660-WD, MG650/1710-WD, MG750/1860-GWD, MG750/1910-WD, MG900/2210-WD, MG1000/2550-GWD, etc;

       2. Localized accessories for Joy 7LS series shearers, 12CM15, 12CM18, and 12CM27 series continuous miners;

       3. Localized accessories for Eickhoff shearers SL300, SL500, SL750, and SL1000 series;

       4. Undertake major repairs of various coal mine machinery and other equipment;

       5. Undertake various mechanical production, manufacturing, surveying, mapping, and processing.