Trademark on the first digit of wool raw materials.
"1", said domestic wool

"2", said imports of wool

"3", said the import of wool and viscose blend

"4" and said new products

"5", said domestic wool and rayon blend

"6", said the import of wool for acrylic blend

"7" and said that the gross domestic acrylic blend

"8" line, said Lun

After the trade mark on the two-digit number that Yarn of wool.

Yarn greater the number of shows that the more fine yarn, such as 24 than 13 of the fine line.

If the figures for the wool trade mark "113", that is made of wool line 13.

The "224", said imports of wool extension 24.