To protect against the epidemic, Yuan Lei will act with you!

Release time:

2024-01-29 09:38


To protect against the epidemic, Yuan Lei will act with you!


New coronavirus pneumonia outbreak.

Enter the critical period

We have been eagerly following the development of events.

Although we can't go to the front to ask for war.

But we can also act in the first place.

Contribute to our modest strength

Assist everyone to do a good job in epidemic prevention

Protecting our precious lives

We have defeated SARS

We also have the confidence and ability to defeat the new coronavirus this time!

Source Lei powder to remind you

During the outbreak, please stay at home.

wear a mask and wash hands frequently

No parties, no visits, no game

Take care of yourself

No trouble for the country.




Epidemic Protection-Post-holiday Work

In the face of the end of the Spring Festival holiday in some cities, the pneumonia epidemic of the new coronavirus infection is still in a severe and complex period.In the face of the epidemic, the local government has steadily promoted the prevention and control work, and the local government has once again extended the holiday or implemented a flexible working system.Before going to work, you must know the protection knowledge of these work areas!



Current Epidemic

How to do a good job of health protection in the unit

And listen to the small editor carefully


How to do it on the way to workWhat?

What to do on the way to work?


Wear disposable medical masks correctly. Try not to take public transportation. It is recommended to walk, ride or take a private car or shuttle bus to work. If you must take public transport, be sure to wear a mask throughout. Try to avoid touching the car with your hands on the way.


How to work into the building?


Before entering the office building, consciously accept the body temperature test. If the body temperature is normal, you can enter the building to work and wash your hands in the bathroom. If the body temperature exceeds 37.2 ℃, please do not work in the building, go home to observe and rest, and go to the hospital if necessary.


How to do the office?


Keep the office environment clean. It is recommended to ventilate 3 times a day for 20-30 minutes each time. Keep warm during ventilation. Keep a distance of more than 1 meter between people, and many people wear masks when working. Keep washing hands frequently, drinking more water, and strictly washing hands before eating and after going to the toilet according to the seven-step method. Both sides shall wear masks when receiving outsiders.



How to do it on the way to workWhat?

How to attend the meeting?


It is recommended to wear a mask and wash your hands and disinfect before entering the conference room. Meeting staff interval of more than 1 meter. Reduce centralized meetings and control meeting time. When the meeting time is too long, open windows for ventilation once. After the meeting, the site and furniture must be disinfected. Tea supplies recommended boiling water soak disinfection.



How to do the canteen meal?


Use separate meals to avoid crowded people. The restaurant is disinfected once a day, and the dining tables and chairs are disinfected after use. Tableware must be high temperature disinfection. Keep the operating room clean and dry, it is strictly prohibited to mix raw food and cooked food products, avoid raw meat. Suggest nutritious meal, light and palatable.


What to do on the way to work?


Wash your hands and wear a disposable medical mask to go out, return home to remove the mask after the first hand wash disinfection. Use disinfectant wipes or 75% alcohol to wipe the phone and keys. Keep the room ventilated and sanitary and clean, avoid many parties.


What about public areas?


Public parts such as halls, corridors, conference rooms, elevators, stairs, and toilets must be disinfected daily, and spray disinfection should be used as much as possible. The cleaning appliances used in each area should be separated to avoid mixing.


How to do official travel?


It is recommended to wipe the interior and door handle of the car with 75% alcohol once a day. The shuttle bus must wear a mask. It is recommended that the shuttle bus should be wiped and disinfected with 75% alcohol after use.


How do logistics personnel do?


Service personnel, security personnel and cleaning personnel shall wear masks and keep a safe distance from people. Canteen procurement personnel or supply personnel must wear masks and disposable rubber gloves to avoid direct hand contact with meat and poultry fresh materials, and wash hands and disinfect in time after taking off gloves. Cleaning personnel must wear disposable rubber gloves when working, and wash their hands and disinfect after work. Security personnel must wear masks to work, carefully inquire and register the status of foreign personnel, and report any abnormalities in time.


How to circulate documents?


Wash hands before and after passing paper documents, and wear a mask when passing documents.


telephone disinfection how to do?


It is recommended that landline phones be wiped with 75% alcohol twice a day, increasing to four times if used frequently.


air conditioning disinfection how to do?


1. When the fan coil of the central air conditioning system is in normal use, the air supply outlet and the air return outlet shall be disinfected regularly.

2. When the central air conditioning fresh air system is in normal use, if there is an epidemic, do not stop the fan operation. After the personnel are evacuated, the exhaust branch pipe is closed, and the fresh air exhaust system is shut down after a period of operation, and disinfection is carried out at the same time.

The full air system that brings back the wind should completely close the return air to ensure the new wind operation of the system.













How to do it on the way to workWhat?

Protection, disinfection, how to do, mask, wearing, work, personnel, epidemic situation, advice, hand washing

Different applications and specifications of washed kaolin and calcined kaolin


Kaolin is a non-metallic mineral, which is a kind of clay and clay rock mainly composed of kaolinite clay minerals. Because it is white and delicate, also known as white earth. It is named after Gaoling Village, Jingdezhen, Jiangxi Province.

Source Lei gas barium sulfate ten uses


Barium sulfate is based on barite as the main raw material, through beneficiation, ore washing, crushing and other processes. Barium sulfate has a hardness of 3~3.5 (Mohs) and a specific gravity of 4.3~4.7. It has the characteristics of high specific gravity, low hardness and brittleness. Barite is almost insoluble in water, ethanol and acid, soluble in hot concentrated sulfuric acid. With the development of some high-performance barium sulfate products, the application field of barium sulfate is constantly expanding.

Yuan Lei's Little Knowledge | Talcum Powder Classification and Use


The main component of talc is hydrated magnesium silicate, which is monoclinic. The crystals are false hexagonal or rhombohedral flakes. Ores are usually dense massive, leaf-like, radial, fibrous aggregates. Colorless transparent or white, but with a small amount of impurities and light green, light yellow, light brown, light red and even black; cleavage surface was pearl luster. Soft, Mohs hardness 1-1.5, specific gravity 2.7-2.8.