On 24 September 2024, Thai Cold Rolled Steel Sheet Public Company Limited (TCRSS) employees participated in a volunteer development activity in honor of Prince Mahidol Day, commemorating the passing of His Royal Highness Prince Mahitala Dhibesra Adulyadej Vikrom, the father of modern medicine and public health in Thailand. They planted 400 golden trumpet trees along both sides of the road at Ban Huaipoo Moo 1, Ronthong Sub-district, Bang Saphan District, Prachuap Khiri Khan Province.