To ensure that plastic packaging bottles for cosmetics meet environmental requirements, the following methods can be adopted:

Using renewable plastic materials: Renewable plastic materials can reduce the consumption of oil and thus reduce environmental pollution. This raw material is usually more durable and reliable than traditional plastic materials, which can effectively reduce the amount of waste.

Using recyclable packaging bottles: Using recyclable packaging bottles can reduce the amount of waste and thus reduce environmental pollution. This type of packaging bottle can usually be recycled multiple times, thereby reducing waste of resources.

Reducing the weight of packaging bottles: Reducing the weight of packaging bottles can reduce energy consumption during transportation, thereby reducing environmental pollution. At the same time, this can also reduce packaging costs, thereby improving economic benefits.

Using environmentally friendly printing ink: Using environmentally friendly printing ink can reduce environmental pollution. This type of ink usually does not contain harmful chemicals and can effectively reduce pollution to air and water.

In summary, in order to ensure that plastic packaging bottles meet environmental requirements, a series of measures need to be taken, including using renewable plastic materials, using recyclable packaging bottles, reducing the weight of packaging bottles, and using environmentally friendly printing inks. Only in this way can we effectively reduce environmental pollution and protect our Earth home.