s
sixsigma_liu

Hao.L

@sixsigma_liu

Six Sigma project guidance, analysis including DOE, MSA and control charts

Chine
Anglais, Chinois
Certaines informations sont présentées en anglais.
À propos de moi
I am a Certified Six Sigma Black Belt with over 10 years of hands-on experience in heavy equipment manufacturing, automotive parts, electronics assembly, and general industry. I use Minitab daily to solve quality and productivity problems. I do NOT do fake projects. I provide professional data analysis, statistical coaching, and project guidance so you can complete your own Yellow, Green, or Black Belt projects ethically. Services: Capability analysis, hypothesis testing, DOE, MSA, control charts, root cause analysis, DMAIC coaching. I deliver clear reports and actionable recommendations.... Plus d’infos

Compétences

s
sixsigma_liu
Hao.L
hors ligne • 
Temps de réponse moyen de 1 heure

Voir mes services

Graphisme et design
I will offer guidance for six sigma green belt projects
Modélisation et analyse statistique
I will provide minitab data analysis support

Expérience professionnelle

Caterpillar

Welding Process Engineer

Caterpillar • Temps plein

Jul 2015 - Present10 yrs 11 mos

Welding Process Engineer at a leading heavy equipment manufacturer (10+ years). Led 8+ Six Sigma Black Belt projects across engineering machinery, automotive parts, and general manufacturing. Achieved 40–60% reduction in defect rates, saving over $2M annually. Expert in Minitab: capability analysis, DOE, hypothesis testing, control charts. Certified Six Sigma Black Belt (China Quality Association). Provide ethical project coaching and data analysis for clients worldwide — no fake projects, only real improvements.