?Since "GB / t30475.1-2013, GB / t30475.2-2013, JB / t2013-2263t, JB / t2015-0488" and other national and industrial standards developed by Shenzhen hongrijia purification equipment Technology Co., Ltd. were implemented, three more national standards for compressed air developed by Shenzhen YUKA were issued and implemented.

In 2015, No. 43 national standard announcement of the people's Republic of China, the General Administration of quality supervision, inspection and quarantine and the National Standardization Management Committee approved the issuance of three national standards for compressors drafted by Shenzhen YUKA purification equipment Technology Co., Ltd. See the table below for details.