The 20-year-old Kamonwan will face a stiff challenge from her Fed Cup teammate Bunyawi Thammachaiwat as well as several rising stars including Varunyan Wongteanchai and Thammachan Momkhuntod.
Pruchya who just helped Thailand beat Vietnam 5-0 in the Davis Cup last week will be joined in the BT500,000 event by Puriwat Chatpatcharoen, Phassawit Bhurapharita and twins Sonchat and Sanchai Ratiwatana.