All relevant units: in order to cultivate the construction industry workers in our city and improve the ability to participate in the construction workers' skill competition in our city, it is scheduled to hold training courses for masonry workers, inlay workers and reinforcement workers from October to December this year, as well as 2018 prefabricated building assemblers and grouting workers

All relevant units: in order to cultivate the construction industry workers in our city and improve the ability to participate in the construction workers' skill competition in our city, it is scheduled to hold training courses for masonry workers, inlay workers and reinforcement workers from October to December this year, as well as 2018 prefabricated building assemblers and grouting workers

All relevant units: in order to cultivate the construction industry workers in our city and improve the ability to participate in the construction workers' skill competition in our city, it is scheduled to hold training courses for masonry workers, inlay workers and reinforcement workers from October to December this year, as well as 2018 prefabricated building assemblers and grouting workers

All relevant units: in order to cultivate the construction industry workers in our city and improve the ability to participate in the construction workers' skill competition in our city, it is scheduled to hold training courses for masonry workers, inlay workers and reinforcement workers from October to December this year, as well as 2018 prefabricated building assemblers and grouting workers