The Port Management Office of Calapan is located at Barangay San Antonio, Calapan City, Province of Oriental Mindoro. The port is a reinforced concrete general-purpose wharf primarily operated using the RORO facilities. It is the main port serving Oriental Mindoro and plays a vital role in the transport of general and RORO cargoes and passengers to Metro Manila and other provinces via the port of Batangas. It also serves as the vital link to the Visayan and the Southern Philippines through the Strong Republic Nautical Highway (SRNH) Eastern Seaboard. The SRNH makes Or. Mindoro a gateway to Boracay, as the bus-and-ferry route passes through Calapan City and Roxas town on its way to Caticlan; the main jump off point to Boracay.

Being rich in scenic tourist destinations, Oriental Mindoro is a tourist destination in itself for tourist and travelers. It is a home to the indigenous tribes of Mangyans, the Tamaraw that is endemic to Mindoro, Mt. Halcon which is one of the country's highest peaks with a wide biodiversity of unique flora and fauna and to Puerto Galera's world famous white beaches and tourist haven by the sea.

The province of Oriental Mindoro  is also one of Southern Tagalog Region's primary producers of rice, corn, banana and coconut. Thus, for outbound cargoes, main commodities handled at the port are copra, coconut, rice, bananas, fruits and citrus and other agricultural products while for inbound cargoes are cement, fertilizer and general commodities.

The people of Oriental Mindoro are engaged mostly in agriculture, fishing and livestock and poultry raising. The landscape is lush with citrus and rambutan plantations. Calamansi, the popular Philippine green lemon, is a major produce. About 40% of the province is forest or timberland, reputedly the best source of rattan, bamboo, vines and buri fiber. These comprise the products mainly handled Baseport Calapan.