challenges
For Business
Who We Are
Results
search
Get Started
I want to launch a challenge
Connect to talented problem solvers
I want to solve a challenge
Join our community to win prizes
log in
menu
log in
challenges
For Business
Who We Are
Results
share
Follow
Following
Unfollow
Jianliang Liu
share
Follow
Following
Unfollow
Taoyuan, Taiwan, Taiwan
message
Read More about Jianliang
more
Challenges
Following
Activity
Awards
Challenges
Submissions
no idea
Don't need the surveyor's feet. People,UV,and the robot can help.
read more...
by
Jianliang Liu
Following
Activity
Awards