The steel industry is undoubtedly the strongest sector in recent months. Wind data shows that as of the close of April 23, the steel (Shenwan) industry index rose 22.88% and 40.88% in nearly 60 trading days and nearly 120 trading days, ranking first…
Concrete is classified as high-strength concrete based on 28-day strength. Until the 1970s, concrete with a strength of more than 40Mpa was classified as high-strength concrete.…
Hollow glass sphere is widely used in glass fiber reinforced plastic products, syntactic foam, artificial marble, compound wood, sound insulation heat preservation material, atomic ash...…
Gasoline prices at gas stations in the second week of March rose 97.6 won from the previous week to 1,861.6 won per liter. Although the average price for a week did not exceed 1,900 won, the price in the second half of the week in Seoul exceeded 2,00…