The "all birch base material" of Ustywood is made of high-quality Russian birch. The wood density is more compact and uniform, which can ensure stronger stability of the floor. Compared with ordinary birch, it is rich in elastic wood fiber and has excellent flexibility, which makes the floor deformed due to different climate changes not easy to crack and more durable. The Russian birch is used as the floor base material to give the floor a better durability and stability. At the same time, it is also outstanding in insect and moth prevention, corrosion prevention and moisture prevention.

优斯迪木“全桦基材”全部使用俄罗斯优质桦木，木材密度更紧实均匀，能够保证地板更强的稳定性。相较于普通桦木，它富有弹性木纤维，极好的柔韧性，使因不同气候更替而形变的地板不易开裂，更加耐用。将俄罗斯桦木作为地板基材，赋予地板更优质的耐用度与稳定性。同时在防虫防蛀、防腐防潮等方面也是出类拔萃。

PPG is the world's top coating manufacturer and supplier, and one of the world's top 500 enterprises. PPG master paint adopts the leading cutting-edge technology of PPG. The product not only has excellent fullness, but also has healthy and environmentally friendly quality. The VOC content is far below the national standard.

PPG是全球排名第一的涂料生产商和供应商，世界500强企业，PPG大师漆采用PPG公司领先的尖端工艺，产品不仅具有优异的丰满度，同时品质健康环保，VOC含量远低于国家标准。

"ENF level environmental protection standard" is the new standard for formaldehyde emission limit of the new national standard plate, which is the highest environmental protection standard, that is, formaldehyde emission ≤ 0.025mg/m ³， It is also the most stringent environmental protection standard in the world.

“ENF级环保标准”是新国标板材甲醛释放限量新标准，是最高环保标准，即甲醛释放量≤0.025mg/m³，也是全球最严苛的环保标准。