The annals also describe the Chola Empire's trade relations with Kedah, where the Kedah Sultanate sends its tribute to the empire every year and after to the Siam. We still can find the antique and god statue of Chola Dynasty in Kedah. The Kedahan royal family that rules to this day traces their lineages back to Pahhra Ong Mahawangsa, and thus Merong Mahawangsa.