[Chenfeng Science and Technology: the company's controlling shareholder and controller will be changed to Ding Min] May 9, Chenfeng Science and Technology announcement, the company's controlling shareholder refinement Investment and its concerted actors Hong Kong Jifei Industrial, Wei Yiji and Ding Min signed the "waiver of Voting Agreement" and signed the "share transfer Agreement" with Ding Min, Hangzhou Chonghu Private Equity Fund Management Co., Ltd., and Fang Donghui respectively. The company and Ding Min signed a "share subscription Agreement with effective conditions", which intends to complete the change of control by abandoning voting rights and agreeing to transfer shares, and the company's controlling shareholder and controller will become Ding Min. At the same time, the scheme of issuing shares to specific targets is adopted to further consolidate Ding Min's control over the listed company. The company's shares and their derivatives will resume trading on May 10.