TOPTION has focused on R&D and production of freeze drying products and related supporting products, and actively exploring and studying various application fields related to freeze drying.Here at TOPTION, we are serious about three things: freeze dryers, quality, and customer service. So, when you choose to purchase a TOPTION Freeze Dryer, you're not only getting an innovative appliance that is built to last, you're also investing in a product that you can trust, "TOPTION" will be your "TOP OPTION".Every Harvest Right Freeze Dryer has been designed, engineered, and tested in our manufacturing facility in Salt Lake City, Utah. We spent four years extensively creating this product to roll out to the world. We are committed to making great appliances. So, when you choose to purchase a Harvest Right Freeze Dryer, you're not only getting an innovative appliance that is built to last, you're also investing in a product that you can trust to preserve the foods you and your family love for years to come.TOPTION factory with 15-years experience and after 15-year developing, we enjoyed good reputation in the cbd industry, our products are applied to many university and scientific research facilities in many fields. "TOPTION" will be your "TOP OPTION"