this is a good stock. cash flow growing and spent for capital investment. the upcoming annual report for 2018 will be interesting. if it can generate cash flow between $60M to $70M, assuming global growth rate at 3% and discount rates of 9%, this stock is valued between $3.80 and $4.20. it's growing in double digit since 2015. if the cash flow continues to grow, the value of this stock will continue to grow as well. do monitor its annual report and qr report.

congrats to all. the expectation from it's upcoming annual report is generating cash flow of $60 to $70M that gives its value via dcf at $3.80 to $4.20. if it is showing signs from this year quarterly report that it can beat $70M cash flow, it has the potential to go higher. do monitor its quarter report for 2019.