Simplex Manufacturing granted first China STC

Simplex Manufacturing has been granted a Validation of Supplemental Type Certificate (VSTC) from the Peoples Republic of China for its Robinson R44 agricultural spray system.

The VSTC makes the Simplex spray system the only approved helicopter spray system for use in China. The CAAC approved the system on December 31, 2010. Simplex has shipped one R44 system under the new VSTC and has plans for several additional system shipments to China in 2011.
The R44 Helicopter Spray, Model 244, system has gained wide acceptance in the United States and throughout the world as a cost effective and efficient way to spray crops and perform other spray missions.
Mark Zimmerman, President and CEO of Simplex stated that “the Model 244 Spray System, with its proven light weight components is designed to optimize the R44 utility in the delivery of liquid chemicals”.
He added that “the light weight, chemical resistant tank and attaching spray boom assembly provides operators quick installation, using field maintainable components”. He further stated that Simplex believes the Chinese market is a perfect environment for this innovative, cost effective solution.
Founded in 1946, Simplex has built a reputation as the leader in design, manufacturing, and certification of aerial application systems and mission equipment for helicopters.
Simplex maintains its industry leadership by incorporating the latest technology in design and manufacturing systems from high-strength, low-weight composite materials to produce cost-effective systems for firefighting and other aerial applications.
For information on Simplex products call: 503-257-3511 or email:

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