China’s first Special Economic Zone was established in the small fishing village of Shenzhen 37 years ago.

Since then it has become a megacity and is once again reinventing itself.

It’s now the country’s innovation capital, home to high-tech giants such as Tencent and Huawei as well as many start-ups.

CGTN’s Rachael Ruble has more on Shenzhen’s new frontier.