KALAKAL CALABARZON is an annual event by the DTI-4A to promote the products of CALABARZON MSMEs through showcasing and order-taking activities and to create, sustain, and strengthen the network and linkages not only with government stakeholders but also with other private entities. For this season, DTI-4A partners with the Department of Agriculture (DA), Department of Tourism (DOT), Department of Science and Technology (DOST), City Government of Mandaluyong, One Town, One Product (OTOP) Philippines, and SM Megamall.