51a设计机构隶属于北京五一艾酒店配饰设计有限公司，以酒店工程整体软装设计、酒店工程整体软装产品定制为服务对象。
51a设计机构成立十多年以来，秉承“设计第一，品质第一，效率第一”的经营理念，先后承揽了北京珠江帝景豪庭酒店(四星级)、天津宝坻凯悦酒店(五星级)、北京奥克伍德公寓式酒店（五星级）、山东圣德国际大酒店（五星级）、陕西西安半坡湖酒店（五星级）、海南三亚凯莱度假酒店（五星级）、河北承德嘉和国际大饭店（五星级）、新疆乌鲁木齐希尔顿酒店（五星级）等一系列大型酒店工程的整体软装设计及产品定制施工项目；得到众多房地产开发商、酒店投资商、酒店管理公司的一致好评。
经过多年的努力，51a设计机构已形成一整套成熟的团队合作机制以及“人与自然共生”的设计理念；我们以星级酒店的建筑风格、室内设计风格为本源、综合酒店地域特点、酒店文化等综合元素，进行酒店软装设计的二次创作。51a设计立足中国的酒店工程软装设计行业，打造设计作品永恒经典；努力提供让客户满意，消费者惬意的经典之作。
51a belongs to the beijing 51a hotel accessories design co., ltd., the hotel works as a whole accessories design, the hotel works as a whole accessories customized products for the service.
51a since its establishment, adhering to the “design first, quality first, efficiency first” business philosophy, has contracted the pearl riverview regal court hotel (four stars), tianjin baodi hyatt hotel (five stars) , oakwood residence beijing (five stars) ,shandong shengde international hotel (five-star), xi‘an banpo lake hotel (five stars) , hainan gloria resort hotel (five stars), hebei chengde international hotel (five stars) , xinjiang urumqi hilton hotel (five-star) and a series of large-scale hotel projects as a whole accessories design and product custom construction projects; get many real estate developers, hotel investors, hotel management company of praise.
after years of efforts, 51a have formed a complete set of mature team cooperation mechanism and the concept of "symbiosis between man and nature"; our star hotel's architectural style, interior design style as the origin, integrated hotel regional characteristics, hotel culture and other comprehensive elements, accessories design of the second creation. 51a based on china's hotel engineering accessories design industry, to create timeless classic design works; efforts to provide customer satisfaction, consumer comfort classic.