Debentures as at 31 March 2019 and 31 December 2018, which are unsubordinated, unsecured debentures with registered name, were summarised below.

        Consolidated and separate financial statements
        Unit Amount
Name of debenture Fixed interest rate Period Maturity date 31 March 2019 31 December 2018 31 March 2019 31 December 2018
        (Thousand units) (Thousand units) (Million Baht) (Million Baht)
AP191A 4.50% p.a.  5 years 24 January 2019 - 350 - 350
AP197A 4.36% p.a. 5 years and 1 month 27 July 2019 1,000 1,000 1,000 1,000
AP201A 3.58% p.a.  5 years 22 January 2020 1,500 1,500 1,500 1,500
AP197B 3.04% p.a.  4 years  10 July 2019 1,000 1,000 1,000 1,000
AP191B 2.15% p.a. 2 years and 6 months 29 January 2019 - 1,000 - 1,000
AP191C 2.55% p.a. 2 years 19 January 2019 - 500 - 500
AP207A 3.06% p.a. 3 years and 6 months 19 July 2020 1,500 1,500 1,500 1,500
AP203A 2.50% p.a. 2 years and 10 months 30 March 2020 500 500 500 500
AP212A 2.50% p.a. 3 years and 6 months 15 February 2021 1,000 1,000 1,000 1,000
AP214A 2.35% p.a. 3 years and 6 months 19 April 2021 1,000 1,000 1,000 1,000
AP217A 2.32% p.a. 3 years and 6 months 22 July 2021 1,500 1,500 1,500 1,500
AP221A 2.40% p.a. 4 years  22 January 2022 1,500 1,500 1,500 1,500
AP222A 2.81% p.a. 3 years and 6 months 7 February 2022 500 500 500 500
AP228A 2.94% p.a. 4 years 7 August 2022 1,500 1,500 1,500 1,500
AP228B 2.94% p.a. 4 years 24 August 2022 500 500 500 500
AP218A 2.60% p.a. 2 years, 11 months and 24 days 17 August 2021 100 100 100 100
AP20DA 2.78% p.a. 2 years 25 December 2020 1,000 1,000 1,000 1,000
AP21DA 3.13% p.a. 3 years 25 December 2021 1,000 1,000 1,000 1,000
Total 15,100 16,950
Less: Current portion (4,000) (3,850)
Debentures - net of current portion 11,100 13,100