2005年6月，我方成立杭州大森体育文化发展有限公司（原杭州大森体育设施工程有限公司），大森公司主营乐队乐器、运动地板、灯光音响等项目的市场开发、工程设计、施工安装及售后维保服务等，经过十多年的艰苦努力，积累了遍布国内海外数百个乐队乐器、运动地板、灯光音响工程的经验，中标承建了北京国家大剧院歌剧院、国家京剧院、中央电视台、上海大剧院、中国计量大学综合训练馆、浙江临海主体育馆、斯里兰卡国家大剧院、阿尔及利亚国家歌剧院、秘鲁友谊馆等众多项目工程。

　　大森拥有得天独厚的地板资源优势、世界驰名的乐器品牌、国内知名的灯光音响产品，专业的安装工艺，遍布海内外的施工业绩。大森坚持以性优价廉为经营理念，以技术创新为引领，以专业施工及全方位售后服务为保障，已在我国的创新发展大潮中位居全国同行业前列。

　　上述有关创新工艺，已报国家知识产权局，现在已获得国家知识产权局颁发的运动地板系列国家专利证书18项。

Brief introduction of Dasen Enterprise and its Brand

    In June 2005, we established Hangzhou Dasen Sports Culture Development Co., Ltd. (formerly known as Hangzhou Dasen Sports Facilities Engineering Co., Ltd.), which specializes in market development, engineering design, construction installation, and after-sales maintenance services for band instruments, sports flooring, lighting and sound projects. After more than ten years of hard work, we have accumulated experience in hundreds of band instruments, sports flooring, lighting and sound engineering projects both domestically and overseas. We have won the bid to undertake numerous project projects such as the Beijing National Theatre Opera House, the National Peking Opera House, CCTV, the Shanghai Grand Theatre, the China Metrology University Comprehensive Training Hall, the Zhejiang Linhai Main Gymnasium, the Sri Lanka National Theatre, the Algerian National Opera House, and the Peru Friendship Pavilion.

    Da Sen has a unique advantage in flooring resources, a world-renowned musical instrument brand, well-known domestic lighting and sound products, professional installation techniques, and construction achievements both domestically and internationally. Da Sen adheres to the business philosophy of excellent performance and low price, guided by technological innovation, and guaranteed by professional construction and comprehensive after-sales service. It has ranked among the top in the industry in China's innovative development trend.

    The above innovation process has been reported to the China National Intellectual Property Administration, and now has obtained 18 national patent certificates of sports floor series issued by the China National Intellectual Property Administration.