Developm

In 2008, we developed and mass-produced Low-e glass special film removal wheels. Within just one year, we established good cooperative relationships with many large domestic enterprises; The management and operation of these enterprises have profoundly influenced the development of Longda Grinding Tools;

In 2009, polyurethane polishing leather gained sufficient market expansion, providing strong support for the development of Longda grinding tools;

In 2009, the polishing rods developed for customers have been exclusively supplied to this day;

In 2009, the 10S-II polishing wheel was launched, and its performance was widely recognized by international users in domestic and European markets such as the UK, Germany, Poland, etc;

In 2009, the company relocated its factory to a new location and expanded its production workshop to 4000m ²;

In 2011, bulk supply of polishing skins with a maximum diameter of 1380mm was made to meet the requirements of large-scale equipment;

In 2011, the unique Longda CE polishing wheel was launched on the market and received recognition and support from domestic and foreign customers;

In 2012, polyurethane polishing leather products entered the most demanding ITO and STN conductive glass markets. Longda Grinding Tools is renowned both domestically and internationally for its "scratch free" polishing leather;

In 2013, diamond polishing pads were launched to fill the domestic gap and establish mass production conditions. They are high-efficiency precision grinding and thinning products for materials such as wafers, CMP polishing, sapphire, silicon wafers, glass, and crystals;  

In 2014, the 10S blue polishing wheel was launched;

In 2015, the Low-e glass special film removal wheel C series products were launched, which have no residue and high efficiency;

In 2019, a new product LD66 was launched, which is an acid and alkali resistant grinding and polishing solution with high efficiency and stable aperture. It is widely used for wafer, CMP grinding and polishing, optical industry polishing, etc;

   

In 2020, the new product LD26 was launched, which is suitable for efficient polishing of optical hot pressed concave convex lenses;

In 2020, a new product, the 6A series polishing wheel, was launched with high brightness, high efficiency, no break in period, and lights up immediately upon installation; Cooperating with Longda's new resin scratch removal wheel, the high-speed four side grinding machine diamond wheel has no place to hide the scratches, eliminating the problem of scratches and making the quality flawless;

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