As air pollution becomes a growing concern in many parts of the world, it’s important to take steps to protect ourselves and our families from the harmful effects of smog. One simple solution...
We are a specialized manufacturer for the development, design, and production of filter end caps for 26 years. Dongjie has the most complete production system and professional technical team and e...
A speaker grill is a protective cover or mesh that is placed over a speaker to protect it from damage and to improve the sound quality.The grill is usually made of metal or plastic and is designed ...
Steel Plate Drainage Ditch Net has a series of significant advantages and characteristics, which make it widely used in drainage systems. The following are the main advantages and characteristics o...
Dongjie factory manufacture metal filter mesh and metal end caps for cartridge/panel filter such as air filter, dust collector, activated carbon cylinder, fuel filter, oil filter, etc. Persisting ...