Shenzhen Hengge Technology Electronics Co., Ltd.

Background
Shenzhen Hengge Technology Electronics Co., Ltd., also known as Henggedianzi, is an unlicensed Famicom game developer and distributor from Shenzhen, China. It's likely that they had strong ties with Jncota.

1st Logo (2004?-2000s)
Visuals: Over a black background, there is an abstract "G" colored between and. Below is the Chinese name of the company and the pinyin "SHENZHENSHIHENGGEKEJIDIANZIYOUXIANGONGSI".

Variant: A different version has the briefened Chinese text below along with the blue text "HENGGEDIANZI".

Technique: None.

Audio: The opening theme of the game. Availability: Notoriously appears on the NES bootleg games Pokémon Diamond II and Pokemon Leaf Green.