Quectel is a succesfull and fast growing manufacturer of GSM/GPRS modules.
Key features: Low power, Small size, Low cost and High Quality
The M10 is the most popular GSM/GPRS module, this can be used in all kinds of M2M and remote applications.
As an option you can order the M10 with OPEN CPU, this Open CPU gives you the option to run the whole appliction on the ARM controller of the M10.
M10 is SMD and 29x29mm.
Many other modules are available too.
The L10, L20 and L30 from Quectel is a very succesful GPS family. With GPS-chips Sirfstar III and IV, the units are pin-to-pin compatible to uBlux products.
The Quectel GPS-recievers are small, and low cost compare to the market.