タイトルまたは説明

The hollow particle board is made especially for door and ***** size can be ***0****0mm and **0****0mm, thickness can be 4mm, *8mm, *0mm, *3mm, *4mm, *4.5mm, *8mm or according to customer's ***** soundproof effect is *8 decibel, heat protection is equal to **0mm brick and weight is only half of the solid particle board. The anti-wallop is *0kg every square cm and moisture dilating is less than 1.5%.Good wood pieces and environment-protective glue are applied to the production.Both E1 and E2 glue can be produced according to different requirements.