Song Ming Enterprise Co., Ltd.
Home > Products >


Contact Info

. Mr. Yi-song Chang

Address: NO 16.LANE 133.SEC.1.LINGYUN RD.
Product No. 1-1/ Total 1
  • Rolling Ruler

    1. Draw a 5 x 5cm (use 10cm & 15cm holes) square. 2. At the 15cm hole use the right hand as a pivot. Place a pen in the 5cm and rotate clockwise 90. 3. Repeat an ellispse for another 90. 4. Repea...

    Main category: Rulers
    Last Online Date: 01/20/2003 Last Update Date: 01/01/2011