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orrugated guardrail posts are made of hot galvanized columns with the plate, and wooden post is used as columns. Shiteng post is the hot galvanized post. With the development of the technology, the shape of the column of the corrugated guardrail is also diversified. Normally the W - beam guardrail use round post

Previously, Instagram announced that a feature to hide the number of Likes had begun to be rolled out on its social media application. According to Instagram, this one feature can make service users focus on the quality of photo and video content uploaded on social media without having to pay attention to the large number of likes that will be obtained.