Tongyu z. from Houston, United States . Tongyu z. is working as a Freelancer and can be found in many freelancing marketplace.  Tongyu z. provides freelancing service Other. Tongyu z. very Skilled with Aspen Flare, aspen hysys and Power-point.

Tongyu z. so far completed 0 projects and has about 0 reviews from clients who has used earlier freelancing projects. Tongyu z. hourly rate is (not mentioned) and gets paid in $.

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