GuangDong Longjiang HongJi Seating Co.,LTD. is able to meet customers' needs to the greatest extent by providing customers with one-stop and high-quality solutions. HongJi's theater chairs has been widely used in many industries. HongJi introduces advanced technology and management concepts from abroad, and strictly controls the production process. Moreover, all employees have been well trained and have been guided by foreign well-known engineers for a long time. We make sure that auditorium chairs are of high quality. HongJi is committed to guaranteeing good product quality and after-sales service. Welcome to contact us for cooperation! our team focuses on providing a variety of school desk suppliers for customers.
I want to raise sea fish. it is a beginner. what equipment, what conditions and what problems should be paid attention! The first equipment needed by sea fish is protein separator,Ozone machine,Carbon dioxide diffuser (when raising algae ),Calcium reactor,Halogen lamp,High quality bottom filter,And additives for trace elements,Test reagents and UV sterilization lamps for various elements.The carbon dioxide diffuser must be turned off at night,The protein separator and the ozone machine must be used together,UV sterilization lights can only be turned on for more than half an hour every day,Only UV is effective,Other people who claim that the sterilization lamp is fake,Please believe me in this ),After blending with artificial sea water (note that it is best to choose a brand), use a tool to check the density of seawater to measure the density at 1.022-1.Between 023,Then wash the shell with clam and throw it in,At the same time, the filter can be started and the things that make the water move,At the same time,