This province lasted until 1907 when Siam traded Inner Cambodia for the return of Trat and Dan Sai.

In 2014, the zone hosted 5 factories includings CAMPAC Co. Ltd, a Thai company which produces package for jewellery, Hi-Tech Apparel (Cambodia) Co., Ltd., ML Intermate Apparel (Cambodia) Co., Ltd., SIMMER Inter Co., Ltd., and Wireform Precision Parts Co., Ltd. O'Neang employed 1,200 workers.

[6] In recent years, Japanese and Cambodian investors jointly established a new Special Economic Zone, Sanco.

The 66.5 hectare zone has already attracted NHK Spring, a Japanese car-seat manufacturer and Toyota supplier.

[8] Thanks to its cheap labour cost, cheaper and stable electricity supply from Thailand ( $0.16 per kilowatt), its proximity to Bangkok and favorable investment policy, Poipet is seen as a future industrial city of the Northwestern part of Cambodia.

Banteay Meanchey sits on a strategic cross point that directs to Thailand, Siem Reap (Angkor Wat) and Battambang (gateway to Phnom Penh and Vietnam).

The historical re-operation of Royal Railway that links Thailand to Phnom Penh and Cambodia's seaport city started in April 2018.

The project is funded by Japanese government in a broader plan to connect Thailand, Cambodia, and Vietnam.

[9][10] Prasat Banteay Chhmar (Khmer: ប្រាសាទបន្ទាយឆ្មារ) is one of the masterpieces of the great king Jayavarman VII built between the 12th-13th century.

The temple is being on Cambodia's tentative list for UNESCO's world heritage in order to increase conservation and awareness.