Sing and mahjong were branded under the banner of zhejiang seong and electric co. Ltd. And created in 2003. The company, which is based in the village of ganlu, yangtze street, hangzhou city, zhejiang province, is a modern professional mahjong business that combines research and development, production, marketing and service. The zen and mahjong machines are a quality-driven and innovative path, and have performed well in the single-mouth age and in the four-track age. They have come all the way, always with a spirit of exploration and the foundations of the disk. The branding, with its outstanding quality, makes ding and mac a high-quality proxy and also represents outstanding design, selection materials and processes in the mac industry. Zhejiang province model enterprise and the national high technology enterprise have gained wide recognition and recognition on the market. The brand has won consumer preferences with a high-quality demand for quality, with a wide range of product lines ranging from high-quality residential to home-based, home-based and large-scale entertainment. In the area of innovation, the r & d machine has always been autonomous, with its own industrial design team and multiple technical departments, leading to excellent design r & d capabilities. The brand holds 339 state-authorized patents, including 61 invention patents and 301 practical new patents. In addition, dsps have established core autonomous intellectual property rights and patent pools in priority r&d areas. Brands have gained many reputations in the market, including national intellectual property demonstration enterprises, zhejiang patent demonstration enterprises, high-technology enterprises, etc. In general, the mmr is a brand that is centred on quality and innovation and is committed to providing high-quality mmr products and services to consumers。