求翻译：I wish to refer to the letter of intent dated 20 March 2012 from Chengdu Yinghuang Indw'ltry & Commerce Company Limited proposing the barter trade or excha.nge of at least 20,000 cubic meters of Payuug wood from the Royal Thai O是什么意思？

我谨提及的意向书，2012年3月20日从成都英皇indw'ltry商业公司提出以货易货至少20000立方米，从泰国皇家O th.is方面。我想通知您焦炭泰国政府最近成立了该委员会的：国家珍贵木管理，由陆军司令chflired，监督的效用netionaj珍贵的木材，包括计数的利益payutlg木的！）“。的总理theretoret的secrett'u'int，成都英皇llldustry，有限的到泰尔审议委员会的电子商务公司提交的th.e建议。

I wish to refer to the letter of intent dated 2012 from 20 March Chengdu Yinghuang Indw ' ltry &Commerce Company Limited proposing the barter or trade of excha nge . at least 20,000 cubic meters of wood from the Payuug Royal Thai Jve O <' : For Fertilizer rnment Uren othor N • 46 or products

I wish to refer to the letter of intent dated 20 March 2012 from Chengdu Yinghuang Indw'ltry & Commerce Company Limited proposing the barter trade or excha.nge of at least 20,000 cubic meters of Payuug wood from the Royal Thai O<'Jve:rnment for Fertilizer Uren N•46 or othor products of China.

I wish to refer to the letter of intent dated 20 March 2012 from Chengdu Yinghuang Indw'ltry & Commerce Company Limited proposing the barter trade or excha.nge of at least 20,000 cubic meters of Payuug wood from the Royal Thai O<'Jve:rnment for Fertilizer Uren N•46 or othor products of China.

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