With the development of the market, "Spring Rain Man" has made many remarkable achievements in continuous progress. At the end of 2008, the company developed a series of "Silver Collar" brand protective products. According to the characteristics of products from different manufacturers at home and abroad, it chooses high-quality and high-performance materials and provides corresponding protective measures for various types of electric welding, laser, plasma, stud welding machines and photoelectric inductors through special process design and processing. At present, many products of the company have been granted national patents.