Where to get help if lecture hall furniture gets problem during the use?
GuangDong Longjiang HongJi Seating Co.,LTD. is domestically competitive in manufacturing and exporting school desk suppliers. Based on honesty, HongJi advances with the times and develops by innovations. Relying on technological innovation and talents, we strive to meet customers' needs as much as possible and provide customers with better products and services. HongJi's auditorium chairs is mainly used in the following aspects. public seatings is the main product of HongJi. It is diverse in variety. The quality of this product is in line with industry standards and norms. It is of Japan JIS standard and has passed Bifma testing. HONGJI has established a complete service system for better serving customers. Its leg can be fixed or movable. If you need quality-reliable and price-affordable products, please contact us at any time!

How to judge whether the Y filter is blocked by the pressure signal? The Y-type filter element or the intranet does not have a uniform specification. the nominal diameter of the filter itself is uniform in the national standard, but the intranet is not uniform, and the specifications and sizes of each manufacturer are different, therefore, when changing the intranet, the best way is to remove the size of the intranet (diameter * length * filter accuracy of the mesh) and hand it over to the manufacturer for customization. the filter screens of our factory are all made of Anping Puyu screen, good quality. you can see.

Ask-dirty water purification system/device for domestic sewage !! It is suggested that one or two cubic meters of round barrels should be stacked to make an hourglass,Make a low scale, and then activated carbon, quartz sand, gravel, the specific production can refer to the process of pretreatment of water intake during the production of purified water.Injecting the sewage into the remaining water from the bucket above can be used for life,But can't be quoted,Or cook.There's another way,Basically, it is similar to the method of seawater purification,Is to get a large container that can be heated,Heat the sewage to separate it,Then condense the water vapor into water and guide it together.Although this is difficult to achieve,However, the advantage is that the purified water can be drunk.You can use a 3 M purification device, but that is a water purification device. your water is too dirty. 3 M is still very expensive, it is estimated that it will not be long before the water will break down or flush the t
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