Factory in house – Mold proof action

Common Requirement

Inspection Area & MTL W/H

Prod Line & Semi-finished goods W/H

Package & Finished goods W/H

Shipping Delivery & Store W/H

In-house Mold Proof Common Notice

1. 1. Follow 6S standard, messy, rubbish and dusty is good living environment

for mold.

2. Water in of house-roof or window, can cause the water stay at working area.

Workshop can’t allow any water stay.

3. Water proof painting 1.5M from bottom of wall, prevent mold to

MTL/finished shoes.

4. Keep all MTL/semi-finished goods/finished goods 50CM away from wall and

150cm away from window.

5. Upgrade air venting system, good air venting can lower down the moisture.

6. First in first out (FIFO) must be implemented for all MTL. 7. Clean table with bleaching powder every day, clean floor with formalin every

month.

Inspection Area

Moisture tester Thermos cope

Use moisture tester to ensure the standard.

Place hygrometer correctly, test RH of working environment every half

day.

Use thermos cope to test temperature of working environment every day.

Hygrometer

Inspection Area Test moisture before MTL getting into W/H, make sure all MTL is dry and no moldy spot.

Request leather vendors to do well anti-mold keep moisture of leather/suede within 8%.

Moldy suede

Inspection Area Clean the inspection table with bleaching powder every day. Clean the inspection table with formalin every month.

Formalin Clean inspection tableBleaching powder

Personal hygiene, cleaning wear, nail trimming, wash hands before operation.

Brush water proof painting 1.5M high from floor. Inspector can’t wear cotton glove to do inspection.

Inspection Area

Nail trimming 1.5M high from floor

Inspection Area MTL should be placed on plastic plate or shelf, keep 13cm high from floor

at least. Make sure air vent under the plate, can’t place on floor directly.

MTL placed on plastic plate or shelf

MTL W/H MTL placed on plastic plate or shelf.

Well placed W/H

Before: Wood plate After: Plastic plate.

MTL W/H First in first out (FIFO) (mark date code label on MTL, separate

storage of new and old MTL)

FIFO by date

MTL W/H Check the moldy status of MTL and record, 1 time per 2 weeks.

Place hygrometer on the wall of W/H, check the RH and record

every half day.

Check RH of MTL Hygrometer

MTL W/H Set up air vent equipment at W/H.

Turn on dehumidifier， set standard RH， auto controlled by computer

via actual RH， can’t turn off dehumidifier at night or off work.

Air vent fan Dehumidifier

MTL W/H

Brush water proof paint on the wall of workshop

Rain get in from the vent of fan

Brush water proof paint on the wall of workshop, 1.5M high from floor.

Prod workshop Clean and dry wall (Use bleaching powder to clean floor,

use formalin to spray on floor/wall/air vent.

Clean and dry floor Clean and dry wall Use bleaching powder to clean floor

Prod workshop The distance between the window of semi-finished good

and finished good is 1.5M.

Correct: 1.5M from window

Wrong

Prod workshop Don’t use to much water to clean uppers, place a piece

of foam on the bowl. The position of water can’t over foam, the length of the brush should be proper.

Correct bowl Wrong bowl Proper brushing

Prod workshop Don’t package stitched uppers after cleaning, and some

vents is necessary around 1.5cm for good air venting.

Steam in the bag caused just cleaned. Vents on bags

Prod workshop Finished shoes must get though UV oven after cleaning,

time/temp must follow the requirement of brand. After pass

though oven, shoes must be dry.

Oven on prod line

Prod workshop Brush water proof paint on the wall of workshop,

1.5M high from floor.

Brush water proof paint on the wall of workshop

Prod workshop Temp of cooling machine can’t be too low, and make sure the effort

of cooling process. Water can’t appear on the shoes which passed though cooling.

Tissue paper can’t been kept in the repaired shoes which need to be passed though cooling to prevent moldy.

Hang the curtain up after work off.

No water after cooling No tissue paper in shoes Hang the curtain up

Prod workshop Latex can’t be dilute by water, if necessary must use pure

water. Container within latex must with cover, to prevent pollution. Change the brushes in time, if getting old must replace with

new.

Polluted Latex Unpolluted latex

F/I Room Use bleaching powder to clean F/I table and make record.

Clean working table Clean record

Package Shoes must be packed after cooling. Mold will appear easily cause

shoes were packed with high temp. Operators must dress clean, change wear every day, no glove while packing. Wash hands before packing.

No glove while packingFeel the temp of shoes.

Carton/inbox/tissue paper are easy to get wet, they must be placed at dry/ air venting environment. It’s best to set up dehumidifier at W/H, and keep them from directly been placed onto floor, plastic plate is good. Keep 150cm away from the wall.

Package

All packing MTL away from wall 150cmShoebox on plastic plate

150CM

Clean the table with bleaching powder every day, clean the floor with formalin every month. Keep drying of the floor, can’t be wet or water dropped.

Package

Clean the packing table

Pack inboxes into cartons and seal with tape immediately, no damaged.

Package

Pack inboxes to cartons. Check if any damaged while metal detect

Package 1. Place Micro-Pak in specified box, only while packing can

be used. 2. Close inbox after finished shoes placed, to ensure the

effect of Micro-Pak. 3. The desiccant which no used out should be placed into

foil bags.

Micro-Pak paper Desiccant Foil bag

Finished Goods W/H

Bleaching powder

1. Brush floor with bleaching powder water

every day..

2. Spray air vent equipment/wall/floor with

formalin water every month.

Formalin

Finished Goods W/H

Distance: 50CM Distance: 150CM Raining

1. Check window and roof, no raining in allowed.

2. Cartons must keep 150cm away from window.

3. Keep 50cm distance of each package area, if moldy appears can prevent

pollution or transmission.

150CM

Finished Goods W/H

Place on plastic plate

1. Cartons need to be placed on plastic plate, keep 13cm from floor,

make air vent.

2. Brush 1.5m high waterproof paint from floor.

Brush 1.5M high waterproof painting

Finished Goods W/H

Hygrometer

1． Set up correct of dehumidifier and hygrometer with discussed with

related specialist。 2． Turn on dehumidifier， set standard RH， auto controlled by

computer via actual RH， can’t turn off dehumidifier at night or off

work.

Dehumidifier

Add bigger air-vent，when the RH in house hit dangerous just turn on the air-vent to prevent wet air.

Add air-vent

Finished Goods W/H

Shipping Delivery & Stored

W/H

Channel for transport goods with roof.

Make sure transport goods with dry condition and with roof, to prevent

carton/goods getting wet.