ZTO Files Annual Report on Form 20-F for Fiscal Year 2018

SHANGHAI,April 17,2019 --ZTO Express (Cayman) Inc. (NYSE: ZTO) ("ZTO" or the "Company"),a leading express delivery company in China,today announced that it filed its annual report on Form 20-F for the fiscal year endedDecember 31,2018with the U.S. Securities and Exchange Commission ("SEC") on April 16,2019. The annual report can be accessed on the Company's investor relations website athttp://zto.investorroom.com as well as the SEC's website at http://www.sec.gov.

The Company will provide a hard copy of its annual report containing the audited consolidated financial statements,free of charge,to its shareholders upon request. Requests should be directed to the Company's IR Department at ir@zto.com.

About ZTO Express (Cayman) Inc.

ZTO Express (Cayman) Inc. (NYSE: ZTO) ("ZTO" or the "Company") is a leading and fast-growing express delivery company in China. ZTO provides express delivery service as well as other value-added logistics services through its extensive and reliable nationwide network coverage in China.

ZTO operates a highly scalable network partner model,which the Company believes is best suited to support the significant growth of e-commerce in China. The Company leverages its network partners to provide pickup and last-mile delivery services,while controlling the mission-critical line-haul transportation and sorting network within the express delivery service value chain.

For more information,please visit http://zto.investorroom.com.

For investor and media inquiries,please contact:

ZTO

Ms. Sophie Li

Investor Relations Department

E-mail: ir@zto.com

Christensen

In China

Mr. Christian Arnell

Phone: +86-10- 5900-1548

E-mail: carnell@christensenir.com

In US

Mr. Tip Fleming

Phone: +1-917-412-3333

Email:tfleming@Christensenir.com

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