From Halopedia, the Halo wiki
Jada Toys, Inc. is a manufacturer of die-cast collectibles, radio-controlled vehicles, and toys. It was founded in 1999 by Jack and May Li, and is hedquartered in City of Industry, CA. It produces popular brands such as Battle Machines, Lopro, Big Time Muscle, Hero Patrol, Heat and Big Time 4-Wheelin’, and has acquired licenses for top brands such as Marvel Entertainment, Guitar Hero, Speed Racer and Hello Kitty.
On January 26, 2012, Jada Toys announced an officially licensed Halo die-cast vehicle line. The line uses a unified scale, preserving authenticity by keeping all models and figures in scale to each other. It was first unveiled at the 2012 E3 Expo. The first series was released in August 2012. Prices range from $7.99 – $39.99.