Firm HG38B: 38m Concrete Placing Boom in Laos Firm HG38B is a company that offers a 38-meter concrete placing boom, which is currently available for use in Laos. This equipment is ideal for construction projects that require the efficient and precise placement of concrete. With its long reach and flexibility, the HG38B boom can help streamline the concrete pouring process, saving time and labor costs. Contact Firm HG38B today to learn more about how this concrete placing boom can benefit your construction project in Laos.