How Factories Perform EN71 and ASTM Safety Testing
How Factories Perform EN71 and ASTM Safety Testing How Factories Perform EN71 and ASTM Safety Testing For manufacturers producing pencils, art supplies, and children’s products,
How Factories Perform EN71 and ASTM Safety Testing How Factories Perform EN71 and ASTM Safety Testing For manufacturers producing pencils, art supplies, and children’s products,
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HB pencils are classified mainly based on the hardness of their refill. While “HB” itself has come to represent a specific hardness grade, there are other models that are related to or similar to HB pencils within the broad classification of pencils. The following is a detailed description of the HB pencil and its related classifications:

As for the market share of natural wood pencils in China, it is difficult to give an exact value because the specific data may be constantly changing due to many factors such as market fluctuations, brand competition and consumer preferences. However, the situation of China’s natural wood pencil market can be roughly understood from the following aspects:

When transporting color-changing pencils, in order to ensure their safety and maintain good use condition, the following are some key precautions, which are expressed and summarized as follows:
