The reporter reported that the share price of Turnkey Communication Services Public Company Limited (TKC) opened the first day of trading at 27 baht, an increase of 50% from the IPO price of 18 baht, while the latest at 10:01 a.m. At the level of 27 baht plus 9 baht or 50% with a turnover of 939.25 million baht, with Pioneer Advisory Company Limited as a financial advisor.