A Chola inscription states that Kopperunchinga was helped by the Lanka king Parakrama Bahu II in the battle.
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1213, took advantage of the confusion and strengthened his personal position by garrisoning the town of Sendamangalam in the former South Arcot district, converting it into a military stronghold.
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To protect against further attacks from the Hoysalas, Kopperunchinga built a fort at Tiruvenkadu on the banks of the river Kaveri.
When the Pandya army invaded the Chola country in 1216 CE, Kopperunchinga I strengthened his position by garrisoning the town of Sendamangalam.