Filtering is extraordinary, thirty years of craftsmanship persistence In 1995, an engineer who was deeply involved in the industrial field witnessed the serious consequences caused by the failure of the filter at a difficult industrial equipment scene. Not only did the equipment suffer severe damage, but the losses caused by production stagnation are even more immeasurable. At that moment, a thought was quietly planted in his heart: we must create high-quality filters to make the operation of industrial equipment more stable and reliable. With this persistent pursuit of quality and determination to change the current situation of the industry, he resolutely quit his stable job and founded the Felton filter just to realize the great dream in his heart of "filtering technology is not only the lifeblood of industry, but also the guardian of quality life." From the simple handmade filter element workshop in the early days of entrepreneurship to the industry leader with modern and in