Story originally appeared in Chain Store Age on Dec. 7, 2020. Excerpts from the story below. To see the full story visit ChainStoreAge.com.

Retailers are adding fulfillment centers as e-commerce revenues rise, but not all are keeping pace with their supply chain infrastructure.

Major fulfillment challenges are continuing for retailers amid the sharp growth in e-commerce as a result of the COVID-19 pandemic, according to new research from enterprise technology provider Blue Yonder and conducted by Researchscape International. The survey revealed that e-commerce revenue as a percentage of total revenue increased by 33% from before initial COVID-19 lockdowns began in March 2020.