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Why Choose Us

Company Strength

After 2018, we bought the current factory, which has 3 floors. We can produce 50,000 mushroom growth bags and 100,000 degassing valves a day.



Fully equipped

We are a company specializing in the production of mushroom growth bags and degassing valves. We have well-equipped testing facilities and strong technical 

force.

Worldwide Sales

Our products are mainly exported to Europe, North America, South America,About 30-40% of the mushroom grow bags in the world come from our factories.

Our Service

Before you buy the bag, we provide you with all the information about our products.If there is any quality problem after receiving the product, we promise to reissue 

or refund the defective product.

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About Us

Before 2018, our company was a small workshop,After 2018, we bought the current factory, which has 3 floors, each floor 800 square meters,One floor blowing film and injection workshop, one floor bag and valve production workshop,Another floor houses offices and warehouses,We now have all 35 employees,We can produce 50,000 mushroom growth bags and 100,000 degassing valves a day.

Wenzhou Shangjun Plastic Products Co., Ltd. is a specialized production of plastic products, focusing on mushroom growth bags and Degassing valves are widely used in coffee and animal feed storage bags,we are well-equipped testing facilities and strong technical force.With a wide range, good quality, reasonable prices and stylish designs, our mushroom grow bags are extensively used in Cultivation of various mushrooms..

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