Uber (UBER.US) invests in Flytrex, returning to the drone delivery field.

According to the financial news app, Choicetong, Uber (UBER.US) will partner with drone delivery company Flytrex, signaling that the ride-sharing giant is re-entering the drone delivery field. According to a statement released on Thursday, Flytrex's autonomous drone delivery system will be tested in Uber Eats pilot markets by the end of this year. Uber will also make a financial investment in Flytrex "to accelerate the development and promotion of this technology." Uber has refused to disclose the amount of the investment, stating that it is not significant.