This Skokie, Illinois base distribution company issued "Tiny Mites" branded diecast using Summer made castings in 1975. They also issued other brands series using Tak Wo 'TW' and Yat Ming made castings during this same time period.
In 1976, they issued the King Star made Mercedes Benz Fire Chief and Medic cars in their "Danger: Explosives" branded blister cards. This series also included some Summer made castings and a Mandarin (?) made Volkwagen Van casting. On the side of the van a 'Diamond Toymakers' logo can be found. Some of the blister cards for this series are mistakenly printed as 'Diamond Toymarkers'.
Sourced references -
Encyclopedia of Small-Scale Diecast Motor Vehicle Manufacturers - Sahakangas, Foster & Weber (2006)
In 1976, they issued the King Star made Mercedes Benz Fire Chief and Medic cars in their "Danger: Explosives" branded blister cards. This series also included some Summer made castings and a Mandarin (?) made Volkwagen Van casting. On the side of the van a 'Diamond Toymakers' logo can be found. Some of the blister cards for this series are mistakenly printed as 'Diamond Toymarkers'.
Sourced references -
Encyclopedia of Small-Scale Diecast Motor Vehicle Manufacturers - Sahakangas, Foster & Weber (2006)