Overseas Sales Director & Senior Project Consultant

With over 14 years of deep-rooted experience in the global oil, gas, and petrochemical sectors, Herman Qian serves as the Overseas Sales Director at Gelan Petro. His career is defined by a unique duality: a profound understanding of technical engineering combined with a strategic vision for navigating the complexities of global market dynamics

Motto:
"When we reach for the summit, the entire world has no choice but to let the light shine through.".

Latest from Herman

·
September 20, 2026

What is a Crude Oil Tank? What Are Their Types and How to Select?

Learn what a crude oil storage tank is, how it functions, the main tank types and applicable standards, and which operating, safety, maintenance and life-cycle cost factors should be considered when selecting one for projects.
·
September 18, 2026

Plate and Frame Heat Exchanger: Structure, Working Principle, Types and Comparisons

Learn what a plate-and-frame heat exchanger is, how it works, its structure, advantages, limitations and main types. Compare it with plate-and-shell, brazed plate and shell-and-tube heat exchangers to select the right design for your application.
·
September 16, 2026

Counterflow Heat Exchanger: What It Is and How It Differs from Crossflow and Parallel Flow

Learn what a counterflow heat exchanger is, their main advantages, limitations, types and applications. Compare counterflow with parallel and crossflow arrangements, and understand the key factors for selecting a suitable industrial heat exchanger.
·
September 15, 2026

Heat Exchanger Materials: Types, How to Select and Where to Source

Learn which materials are commonly used in heat exchangers, how operating conditions affect material selection, and where to source complete heat exchangers, fabricated components, or BOM-based material packages.
·
September 11, 2026

Breather Valve for Storage Tanks: How It Prevents Vacuum Collapse

Learn how a breather valve protects storage tanks from vacuum collapse, why polymerizing chemicals cause blockage, and how to select the right venting solution.
·
September 9, 2026

What Is an Atmospheric Tank? A Beginner's Guide to Its Functions, Types, and More

Learn what an atmospheric tank is, how it works, and more. This guide clearly explains tank functions, components, roof types, materials, and more.

Send Your Requirements

Share your project needs, drawings, or specifications. Our team will review your request and reply within 8 hours.