Japanese company income in Thailand and DTA

Our company needs to hire the Service Engineer from Japanese company which is registered in Japan and their employee must come to fix the machinery of our customer in Thailand, about 5-6 days. Japanese company has no permanent establishment in Thailand. Do we need to...

Withholding tax on commission payment to foreigner

Our company will make the payment for commission to Malaysian and Singaporean residents. Do we need to deduct the withholding tax? Panwa: If the ordinary person did not carry on such business through the permanent establishment in Thailand, the commission income is...