Our company adopts the advanced technology and mature testing methods to ensure that all dyed polyester yarn and polyester lines meet all applicable national industries and customer standards (such as national standards and European standard standards) to establish strict quality management production system Essence Product quality indicators include:
· PH value: 4-5
· Formaldehyde: Occasionally OEKO Tex-100 European standard standard
· Water-resistant coloring fastness: 4-5
· Khan resistant stain color fastness: 4-5
· Fricate color fastness: 4
· Dry and hot color fastness: 4
· Oil content: ≤3
· Water content: ≤ 2.5 % -3 %

Our company adopts the advanced technology and mature testing methods to ensure that all dyed polyester yarn and polyester lines meet all applicable national industries and customer standards (such as national standards and European standard standards) to establish strict quality management production system Essence Product quality indicators include:
· PH value: 4-5
· Formaldehyde: Occasionally OEKO Tex-100 European standard standard
· Water-resistant coloring fastness: 4-5
· Khan resistant stain color fastness: 4-5
· Fricate color fastness: 4
· Dry and hot color fastness: 4
· Oil content: ≤3
· Water content: ≤ 2.5 % -3 %

Our company adopts the advanced technology and mature testing methods to ensure that all dyed polyester yarn and polyester lines meet all applicable national industries and customer standards (such as national standards and European standard standards) to establish strict quality management production system Essence Product quality indicators include:
· PH value: 4-5
· Formaldehyde: Occasionally OEKO Tex-100 European standard standard
· Water-resistant coloring fastness: 4-5
· Khan resistant stain color fastness: 4-5
· Fricate color fastness: 4
· Dry and hot color fastness: 4
· Oil content: ≤3
· Water content: ≤ 2.5 % -3 %

Our company adopts the advanced technology and mature testing methods to ensure that all dyed polyester yarn and polyester lines meet all applicable national industries and customer standards (such as national standards and European standard standards) to establish strict quality management production system Essence Product quality indicators include:
· PH value: 4-5
· Formaldehyde: Occasionally OEKO Tex-100 European standard standard
· Water-resistant coloring fastness: 4-5
· Khan resistant stain color fastness: 4-5
· Fricate color fastness: 4
· Dry and hot color fastness: 4
· Oil content: ≤3
· Water content: ≤ 2.5 % -3 %

Our company adopts the advanced technology and mature testing methods to ensure that all dyed polyester yarn and polyester lines meet all applicable national industries and customer standards (such as national standards and European standard standards) to establish strict quality management production system Essence Product quality indicators include:
· PH value: 4-5
· Formaldehyde: Occasionally OEKO Tex-100 European standard standard
· Water-resistant coloring fastness: 4-5
· Khan resistant stain color fastness: 4-5
· Fricate color fastness: 4
· Dry and hot color fastness: 4
· Oil content: ≤3
· Water content: ≤ 2.5 % -3 %

Our company adopts the advanced technology and mature testing methods to ensure that all dyed polyester yarn and polyester lines meet all applicable national industries and customer standards (such as national standards and European standard standards) to establish strict quality management production system Essence Product quality indicators include:
· PH value: 4-5
· Formaldehyde: Occasionally OEKO Tex-100 European standard standard
· Water-resistant coloring fastness: 4-5
· Khan resistant stain color fastness: 4-5
· Fricate color fastness: 4
· Dry and hot color fastness: 4
· Oil content: ≤3
· Water content: ≤ 2.5 % -3 %