Baisoya, who won back-to-back domestic titles recently, is continuing his excellent form at the Asia-Pacific Classic.
He had a near flawless round, carding six birdies against a lone bogey. The Indian had an outstanding back nine, highlighted by four consecutive birdies he made from holes 12 to 15.
The 33-year-old had a commendable front nine, carding four birdies against a lone bogey before turning in 32.
Martin scored two more birdies before signing for a 66 which gave him a one-shot lead at the St Andrews Golf Club here.
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