How many days does it take to express SF Express from Harbin to Chengdu?

Two days. According to the official explanation of SF Express, as of June 15, 2023, the transportation time in the province is one day, and it is two days outside the province, and Harbin to Chengdu belong to the province, which is two days. Harbin, also known as Ice City, is a prefecture-level city, provincial capital city, sub-provincial city and megacity under the jurisdiction of Heilongjiang Province.