Sign up for an Award
Participate with your entry in one of our professional or student awards.
Sign up for an awardLearn more:
Unsupported browser
You are using an outdated browser. Please upgrade your browser to improve your experience.
The tape is stamped with tick mark without numbers. Marks of 3 different colors stand for different separation: green for 5cm, yellow for 20cm, and red for 100cm. In case of lacking the professional measuring tools you can use it to measure materials of any shapes. The size of the material can be quickly known when you seal it.
Beijing Technology and Business University
Beijing, China
Peng Chen,
Beijing Technology and Business University
yingying hong,
Beijing Technology and Business University
zeiping wang,
Beijing Technology and Business University
xing ming,
Beijing Technology and Business University