The newly-built Weng'an-Kaiyang Expressway officially opened to traffic on Dec 31, following a construction period of three years and nine months.
A project new plant with an annual production capacity of 50,000 metric tons of lithium bisfluorosulfonimide broke ground on Dec 24 in Kaiyang county.
Standards for selenium-enriched lozenges produced in Kaiyang county will officially take effect on Dec 30.
Maoyun township was recently granted the honorary title of "Guizhou Forest Township and County in 2021".
A dirt road connecting Kaiyang county's prune industrial park was recently paved with cement.
The Kaizhouhu Bridge on the Weng'an-Kaiyang Expressway passed a load test on Dec 9, proving its safety and reliability.