Uni-Bio Science Group (HKG:0690) has extended the maturity of four outstanding loans totaling about 12.6 million yuan to year-end under agreements signed with connected parties Dongguan Taili and Guangzhou Taili, according to a Monday Hong Kong bourse filing.

Shares of the company were up nearly 2% in Tuesday's recent trade.

The loans, originally due between August and September, will now mature on Dec. 31 and carry an interest rate of 3.1% per annum from their original maturity dates.

The borrowings remain secured by invention patent pledges, the filing said.

Proceeds from the original advances were used for R&D and operational purposes, Uni-Bio said.