Shares of a little known shipping services agency went ballistic today after it announced an agreement with Chinese giant Cosco Container Lines.

Sino-Global Shipping America, which operates mainly in China, said the tie up between its unit Sino-China and a Cosco subsidiary would help it fulfill its IPO commitment to expand its footprint throughout China.

Shares in the Nasdaq-listed services company skyrocketed by 150% to just under $4.5