Due to regulations on wooden packaging materials : WPM to Japan based on ISPM No.15, which had been already implemented in US, Canada, China, etc as well, effected from April 1st, 2007. All HCF's wood packaging has been treated and marked in accordance with this regulation as following details
1) Heat treatment to a minimum wood core temperature of 56ºC for a minimum of 30 minutes
2) Affix the IPPC mark prescribed by ISPM No.15 to both sides, at least in 2 places of the wooden packaging material
