At present, the common anti-corrosion wood in China mainly has two materials: Russian Pinus sylvestris and Nordic red pine. Russia's Pinus sylvestris var. preservative wood is mainly used for anti-corrosion treatment of imported logs in China, mostly for CCA treatment.
Anti-corrosion wood application, imported from domestically sold anti-corrosion wood, is now treated with ACQ, and is usually referred to as "Finnish wood". Since domestic anti-corrosion wood was first imported from Finland, people used to call preservative wood Finnish wood. In fact, this is not right. It is easy for people who do not understand anti-corrosion wood to misunderstand.
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