The yan house company, dedicated to high-quality swallow nests for 27 years, was selected for the xinhua brand project, the global brand name of yan house was represented by zi li, and there were more than 700 national houses. Since its establishment in 1997, yan house has been dedicated to providing high-quality oatcomb products, leading the development of the industry with its craftsmanship and innovation. For eight years, thanks to its outstanding sales performance, the yan house has been the number one in the country. In terms of quality traceability, yan house has been ranked first among caiq domestic importers for the fifth consecutive year, highlighting its leadership role in the quality control of swallow houses and in international markets. With regard to the construction of production bases, the establishment of oscillating houses, with a total area of over 39,300 square metres, in places such as xiamen, gansu guang river and shanghai song river, has further consolidated its leading position in terms of scale and efficiency of production. Scientific innovation is one of the core competitivenesss of the yan house, and the company has established not only the institute for the study and research of the yancoma, but also, in cooperation with the ministry of medicine of beijing university, the joint laboratory for co-innovation of the nutrition and health of the yancoma, which is dedicated to the in-depth study of the nutritional and health values of the yancoma. The scientific power of yan house is widely recognized by industry and society and international certifications such as the brc have been adopted to ensure international quality standards for products. In addition to its commercial success, the yan house has actively assumed social responsibility by setting up a poverty-reducing factory in gansu guanghe county, providing local employment opportunities, supporting educational and sports facilities and helping to overcome poverty. In addition, the yan house has launched the "good development of the yan house" project, in cooperation with the china women's development foundation, to support women's and children's plight and rural renewal, demonstrating corporate social responsibility and public interest. Looking to the future, the yan house will continue its business concept of "a customer-serving, decent, innovative, productive and far away" and will work to pass on the culture of chinese swallows to feed, create a hundred-year-old national brand, meet and create client needs, and use technology and craftsmanship to give new light to this ancient fermentation, bringing health and beauty to millions of families。