Cleanroom Management Specification Version 1

1. Qualifications for personnel entering the cleanroom

a. Personnel who have passed the training and have been reviewed by the supervisor can enter the cleanroom.

b. Personnel entering the cleanroom must comply with the safety regulations of the cleanroom

c. Employees, external guests and contractors who have not yet been recognized and need to enter the cleanroom should first apply for approval and should be accompanied by qualified personnel before entering.

(Figure 1: Qualifications of personnel entering the clean room)

d. Unapproved personnel are strictly prohibited from entering the cleanroom.

e. Anyone who violates the above regulations and causes economic losses to the company will be punished accordingly according to the loss.

2. Precautions before entering the cleanroom

a. Anyone who enters the cleanroom for work or visit must change into clean clothes according to regulations

b. Personal belongings (handbags, books, etc.) and tools not used in the cleanroom shall not be brought into the cleanroom without the permission of the cleanroom supervisor; maintenance manuals and tools should be put away immediately after use.

c. When raw materials enter the cleanroom, they must be unpacked and wiped outside first, and placed in the Cargo air shower and brought into the cleanroom.

d. The Dust-free workshop and office area are non-smoking areas. If you smoke, you must smoke and then close your mouth before entering the dust-free workshop.

(Figure 2: Qualifications of personnel entering the clean room)

e. In the dust-free workshop, you are not allowed to eat, drink, make noise, or do other things unrelated to production.

f. People entering the dust-free workshop should keep their bodies clean, wash their hair frequently, and prohibit the use of perfume and cosmetics.

g. Shorts, cloth shoes, and socks are not allowed when entering the dust-free workshop.

3. Procedures for entering the dust-free workshop

a. Before stepping on the floor at the entrance of the shoe-changing area, you must take off your outer shoes first

b. Put your outer shoes in the shoe cabinet, enter the changing area to change into dust-free clothes, and enter the air shower room for air shower according to regulations

c. No more than 6 people can enter the air cleaning room at the same time.

d. In order to avoid affecting the normal air circulation and dust removal effect, personnel cannot lean on the door or wall of the air shower. Personnel must stand on the central footboard of the air cleaning room and gently shake their hands to rotate 360 degrees to help dust fall off.

(Figure 3: Wearing clean clothes before entering the clean room)

e. The normal direction of the nozzle should be downward. Do not fiddle with the adjusted nozzle direction at will to achieve the maximum dust removal effect.

f. The hair must be covered in the hood. A hair hood can be used when necessary.

g. The mouth and nose must be covered in the mask: The mask should be discarded after use and cannot be reused; the hem of the hood must be completely tucked into the collar of the cleanroom.

h. Procedure for wearing cleanroom clothing:

• Hood

• Cleanroom clothing

• Protective shoes (if temporary shoe covers are used, shoe covers must be worn first). When putting on cleanroom clothing, the identification card must be hung outside the cleanroom clothing.

4. Precautions for taking off cleanroom clothing

a. If you are wearing gloves, take off the gloves and wash your hands after leaving the cleanroom before you can start taking off your shoes and CleanRoom clothing.

b. Procedure for taking off cleanroom clothing:

• Hood

• Clothes

• Shoes

5. Precautions for the cleanroom

a. Paint or items entering the cleanroom must first undergo air cleaning and dust removal procedures.

b. It is forbidden to scratch your head, wipe your face or rub your hands in the dust-free workshop.

(Figure 4: cleanroom dust pollution)

c. It is strictly forbidden to write and draw on the equipment.

d. Clean paper and pen must be used in the clean room:

e. Avoid using tape to stick paper on the machine

f. When using an air gun, it must be placed at the dust removal exhaust port to prevent dust from contaminating the product.

6. Abnormal situation handling

a. In the event of abnormal conditions (non-emergency conditions) of the equipment, please contact the person in charge of the equipment or the engineer of the equipment department before handling.

b. In case of gas leakage, chemical spillage and fire, please notify the responsible person.

7. Waste disposal

a. All waste and used chemicals should be handled and dumped in accordance with the regulations:

b. Keep it clean at all times and do not leave garbage to others. Do not throw away gloves, finger cots and waste at will. They should be placed in the trash can.

c. Do not mix acids and organic solvents to avoid explosion.

d. Organic waste solvents should be poured into special containers for storage and not poured into the drainage system.

(Figure 5: Cleanroom waste disposal)

8. Other precautions

a. Do not walk back and forth in the dust-free workshop.

b. Non-essential personnel are prohibited from staying in the clean area.

9. Equipment use rules

a. All equipment should be turned on, off, and debugged according to the steps specified in the operation manual.

b. When the operator encounters a fault or uncertain factors that affect the start-up or debugging, he should report to the leader on duty, wait for instructions, and then deal with it.

c. The setting of the painting equipment in the workshop shall not be changed arbitrarily without the approval of the leader on duty.

d. Please record the use of the equipment and the temperature and humidity in the clean room and spray room during use.

e. Any improper operation of the equipment that causes pollution or damage should be reported as soon as possible and punished. If there is deliberate concealment, the punishment will be increased once it is discovered.

f. The equipment should be cleaned according to regulations after use. After get off work, water, gas and electricity should be turned off to avoid unnecessary waste.

(Figure 6: clean room equipment operation)

10. Safety rules for dust-free workshops

General rules:

a. When working in a dust-free workshop, you must accurately understand the possible dangers at each workstation and the safety protection measures that should be taken.

b. Make good use of some protective equipment such as glasses, gloves, etc.

c. Keep the work area clean.

d. All chemicals should be labeled in detail.

e. Wash your hands after using chemicals before eating or smoking

f. When handling waste, you should comply with the relevant waste disposal regulations.

g. Be familiar with the emergency response steps and the placement of emergency response equipment (such as fire extinguishers, escape respirators, etc.) in the work area.