In an effort to finest meet up with client's requirements, all of our operations are strictly performed in line with our motto "High High quality, Competitive Rate, Fast Service" for RS485 sensor for greenhouse, Filter Disk , Micro Bubble Air Stone , Humidity Sensor ,Carb Stone . If you have the requirement for any of our products, please contact us now. We are looking forward to hearing from you soon. The product will supply to all over the world, such as Europe, America, Australia,Oman , Iran ,Madras , Albania .We also provide OEM service that caters to your specific needs and requirements. With a strong team of experienced engineers in hose design and development, we value every opportunity to provide best products and solutions for our customers.