To fully implement the Law of the People's Republic of China on the Prevention and Control of Environmental Pollution by Solid Wastes. Now Henan Rui'andun Door Industry The Company's solid waste pollution prevention information is announced as follows:

2021-2022 The domestic garbage of our company will be delivered to the sanitation department of the port area for disposal ten ton forty Train number; Industrial solid waste is handed over to Zhengzhou Mingyi Property Management Co., Ltd. for treatment twenty Tons, twelve Train number.

2021-2022 Hazardous wastes of our company in the year include waste activated carbon (900-041-49) Surface waste（ 336-064-17 ）。 To be handled by Henan Zhonghuanxin Environmental Protection Technology Co., Ltd.

2021-2022 Annual production of waste activated carbon zero point five Ton, transfer zero point five Ton; Surface slag generation zero point two Ton, transfer zero point two Tons.

The hazardous wastes of our company are all transferred within the province. At present, there is no self treatment facility, and all of them are handed over to qualified units for treatment.