中国光大银行（CHINA EVERBRIGHT BANK）成立于1992年8月，是经国务院批复并经中国人民银行批准设立的全国性股份制商业银行，总部设在北京。中国光大银行于2010年8月在上海证券交易所挂牌上市、2013年12月在香港联合交易所挂牌上市。2015年至2017年度北京地区的新装修的营业厅，都面临装修后即需开业的情况。经客户内部甄选后，新装修即开业的营业厅均经过清云阳光的专业化治理，治理后，客户并委托第三方CMA机构检测。所有检测结果均低于国家标准。深得客户信赖。

　　China Everbright Bank (CHINA EVERBRIGHT BANK), established in August 1992, is a national joint-stock commercial bank approved by the State Council and approved by the People's Bank of China. Its headquarters is located in Beijing. Everbright Bank of China was listed on the Shanghai Stock Exchange in August 2010 and on the Stock Exchange of Hong Kong in December 2013. From 2015 to 2017, newly renovated business halls in Beijing are facing the situation that they need to start business immediately after renovation. After the internal selection of customers, the newly decorated business halls are specialized by Qingyun Sunshine. After the management, the customers and the third-party CMA institutions are entrusted to test. All the test results were lower than the national standard. It has won the trust of customers.

        光大银行除甲醛的施工流程包括：治理前检测，检测后根据室内装修污染程度及超标种类进行治理，包括对墙壁，工位，地毯等除甲醛，对展厅除甲醛，还有办公室除甲醛。治理的光大银行包括：光大银行左家庄支行，光大银行雍景四季支行，光大银行明天第一城社区银行，光大银行龙泽苑东区支行，光大银行皂君庙社区支行，富力摩根社区光大银行，光大银行阜成路支行，光大银行汉威国际广场支行等等。

          公司是中海地产供应商、龙湖地产“千丁”空气管家全国服务商、“58企服”供应商。中粮地产的服务商。 还是BlueAir净化器，IQAir净化器合作商。公司服务客户包括戴姆勒奔驰，中国移动，中国平安，中国大唐，泰康人寿，京东方，光大银行等。业务覆盖北京，上海，杭州，重庆，西安，广州，成都，宁波等大中型城市。为数万家新装修企业及客户提供空气净化综合服务。