As a "leading" group standard, the content of this standard should first comply with the requirements of the current mandatory standards for children's furniture, and then refer to the quality attribute requirements of GB/T35607-2017 "Green Product Evaluation Furniture" to determine product harmful substance limit indicators and tests Method: Since the mandatory standard "Limits of Hazardous Substances in Furniture" is about to be promulgated and implemented, its test method is not completely consistent with GB/T35607-2017. Considering that the product must first meet the requirements of the mandatory standard, follow the standards' applicability and forward-looking principles , for the test methods of upholstered furniture, refer to the methods in the "Limits of Hazardous Substances in Furniture" draft.