BEST Inc. announced that Ms. Alice Guo, Chief Accounting Officer, Senior Vice President of Finance and General Manager of BEST Capital, has resigned and will leave the Company on June 30, 2019. Ms. Guo is leaving for personal reasons and her departure is not related to any policy or control issues or any disagreements on the Company's accounting or financial reporting matters. Ms. Jenny Pan, currently Financial Controller and Director of Finance, will serve as the Company's principal accounting officer in the interim following Ms. Guo's departure. The Company has initiated a search to identify a replacement for Ms. Guo.